Philly celebrates '52 Weeks of Firsts' in honor of America 250

PHILADELPHIA (WPVI) -- To honor our nation's 250th birthday, Philadelphia is celebrating "52 Weeks of Firsts" to mark all of the inventions, traditions and creations that were born right here in the birthplace of American freedom.

As our Alicia Vitarelli explains, this week recognizes our role in organizing the very first volunteer fire company.