Donald Trump supporters, protesters come out for his first Pittsburgh eventsUpdated: 6:58 PM EDT Apr 14, 2016
Kennon Hooper (left), Lisa Cuyler (middle) and Maxwell Yarick (right) were arrested outside a Donald Trump rally at the David L. Lawrence Convention Center in Pittsburgh.
Guy on the right looks like the shooter. "Maxwell Yarick"
https://www.wtae.com/article/donald-trump-supporters-protesters-come-out-for-his-first-pittsburgh-events/7479235