Senator Bob Casey @SenBobCasey
As Osama bin Laden’s right-hand man, Ayman al-Zawahiri was one of the masterminds behind the 9/11 terrorist attacks that killed 2,977 people. Today, a U.S. drone strike killed al-Zawahiri and exacted justice for his terrible crimes, both here in the U.S. and across the globe. — PolitiTweet.org