Tunisia's parliament called for a day of solidarity after gunmen opened fire at one of the capital's top tourism sites, killing 23 people and wounding more than 40 others.
Tunisian Parliament Calls Day of Solidarity After Deadly Attack

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Bystanders watch as policemen guard the Bardo museum, in Tunis, Tunisia, March 19, 2015.

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Tunisians holding candles pray at the entrance gate of the National Bardo Museum where scores of people were killed after gunmen staged an attack, Tunis, March 18, 2015.