Cities Boost Security For July 4th Celebrations

Big cities across the country are taking security at Independence Day festivities very seriously.

Boston bombing suspect Dzhokhar Tsarnaev reportedly told investigators he and his brother had initially planned on carrying out the attack at the Fourth of July celebrations in Boston.

On Monday, Canadian officials arrested two people for a Canada Day terror plot involving pressure cooker bombs.

Philadelphia, where the other founding fathers signed the Declaration of Independence in 1776, is hosting its annual "Wawa Welcome America!" festival, which includes the "largest free concert in America."

Mayor Michael Nutter joins us to discuss how his city is getting ready.