The city of Las Vegas is asking for cards to share with its community.

"Our hearts are broken," the city said in a post on its website and Twitter page. "Help Las Vegas heal. Send a heartfelt message to our city."

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The request comes after a gunman shot into crowds near Mandalay Bay Casino on the Strip from a high-rise hotel. Many were at the Route 91 Harvest music festival.

Cards can be sent to:

#Hearts4Vegas
c/o City Hall
495 S. Main St.
Las Vegas, NV 89101

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