Photo essay: Canonsburg’s outsized Fourth of July parade sees tens of thousands celebrate the nation’s history, spirit

The shoulder-to-shoulder scene at the Canonsburg 4th of July Parade offers a public forum to explore what it means to be an American, in all its complicated packaging. Rtvsrece photojournalist Stephanie Strasburg headed to the parade outside of Pittsburgh to document the feeling at one of Pennsylvania’s largest Independence Day celebrations.