On the 11th anniversary of 9/11, Tom MacDonald reports Philadelphia is unveiling a memorial for local victims of the attacks. We talk to security expert Bruce Schneier about how airport security has changed over the past 11 years, and whether the chages have yielded a more secure environment. Carolyn Beeler reports first responders who are now battling cancer will have their treatment paid for by the federal government. That’s History’s Jonathan Zimmerman reviews the history of abortion as a political issue. Allegheny Front’s Ann Murray reports on a legal change that could mean millions in lost revenue for cleaning Pennsylvania waterways. And Maiken Scott talks to scientists who believe chamomile can have a dramatic effect on reducing anxiety.