Pittsburgh, Pennsylvania, October 27, 2018. 11 people killed, 6 people injured.

Philadelphia, Pennsylvania, October 3, 2018. 1 person killed, 4 people injured.

Philadelphia, Pennsylvania, September 28, 2018. 2 people killed, 2 people injured.

Masontown, Pennsylvania, September 19, 2018. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, August 23, 2018. 0 people killed, 4 people injured.

Cheltenham Twp., Pennsylvania, August 14, 2018. 0 people killed, 5 people injured.

Pittsburgh, Pennsylvania, August 12, 2018. 0 people killed, 4 people injured.

East Liberty, Pennsylvania, August 11, 2018. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, August 8, 2018. 2 people killed, 4 people injured.

York, Pennsylvania, July 29, 2018. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, July 16, 2018. 1 person killed, 4 people injured.

Munhall, Pennsylvania, June 22, 2018. 1 person killed, 3 people injured.

Philadelphia, Pennsylvania, June 14, 2018. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, June 9, 2018. 1 person killed, 4 people injured.

Philadelphia, Pennsylvania, April 21, 2018. 2 people killed, 2 people injured.

Melcroft, Pennsylvania, January 28, 2018. 4 people killed, 0 people injured.

Reading, Pennsylvania, January 28, 2018. 4 people killed, 0 people injured.

Philadelphia, Pennsylvania, January 23, 2018. 0 people killed, 4 people injured.

Harrisburg, Pennsylvania, January 18, 2018. 2 people killed, 2 people injured.

Philadelphia, Pennsylvania, December 22, 2017. 1 person killed, 3 people injured.

Pittsburgh, Pennsylvania, December 4, 2017. 2 people killed, 2 people injured.

Osceola Mills, Pennsylvania, November 24, 2017. 3 people killed, 1 person injured.

Philadelphia, Pennsylvania, November 9, 2017. 0 people killed, 4 people injured.

Chester, Pennsylvania, October 21, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, September 26, 2017. 1 person killed, 3 people injured.

Philadelphia, Pennsylvania, September 24, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, September 13, 2017. 0 people killed, 4 people injured.

York, Pennsylvania, September 13, 2017. 0 people killed, 4 people injured.

Philadelphia (Mantua), Pennsylvania, August 13, 2017. 0 people killed, 5 people injured.

Philadelphia, Pennsylvania, July 15, 2017. 1 person killed, 3 people injured.

Eaton Twp., Pennsylvania, June 8, 2017. 4 people killed, 0 people injured.

Philadelphia, Pennsylvania, May 20, 2017. 0 people killed, 10 people injured.

Chester, Pennsylvania, April 28, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, April 15, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, April 3, 2017. 3 people killed, 1 person injured.

Allentown, Pennsylvania, March 25, 2017. 1 person killed, 3 people injured.

Middletown, Pennsylvania, March 24, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, March 3, 2017. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, February 18, 2017. 0 people killed, 4 people injured.

Swissvale, Pennsylvania, February 6, 2017. 2 people killed, 2 people injured.

Canonsburg, Pennsylvania, November 10, 2016. 4 people killed, 1 person injured.

Philadelphia, Pennsylvania, November 4, 2016. 0 people killed, 4 people injured.

Philadelphia (Port Richmond), Pennsylvania, September 18, 2016. 0 people killed, 4 people injured.

Pittsburgh, Pennsylvania, September 18, 2016. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, September 16, 2016. 1 person killed, 5 people injured.

Reading, Pennsylvania, September 5, 2016. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, August 11, 2016. 0 people killed, 4 people injured.

Reading (Sinking Spring), Pennsylvania, August 6, 2016. 4 people killed, 0 people injured.

Pittsburgh, Pennsylvania, July 4, 2016. 0 people killed, 4 people injured.

Philadelphia, Pennsylvania, April 17, 2016. 3 people killed, 1 person injured.