People queue at the entrance of the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman reads a book at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman wearing face protective mask attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A visitor wearing face protective mask and gloves makes a selfie at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A visitor wearing face protective mask and gloves attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A visitor wearing face protective mask and gloves attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing protective suit disinfects tribunes at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A man reads a newspaper at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Employees wearing protective suits disinfect a territory of the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing protective suit disinfects a stand at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing protective suit disinfects a stand at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman makes a selfie at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Flags wave during the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A statue of a Russian poet Alexander Pushkin wearing face mask is installed at the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing face protection works at a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An artist performs during the Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing protective suits disinfect bookshelves at a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A visitor wearing face protective mask attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing face protective equipment works at a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Employees work during Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman wearing face protective mask attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman wearing face protective mask attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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A woman attends a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee works at a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee works at a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Police officer and a member of Russia's Federal National Guard Service walk at the Red Square during a book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Police officers attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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An employee wearing face protective screen prepares during a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing protective suits walk at the Red Square during the book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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Police officers attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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People wearing face protective masks attend a Red Square book festival amid the coronavirus disease outbreak, in Moscow, Russia.

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