Protest in Pennsylvania after cop uses knee to restrain man

Activists against police brutality expressed outrage and demanded accountability Monday after video emerged overthe weekend of an officer placing his knee on a man’s head and neck area outside a Pennsylvania hospital.Allentown police released a much longer surveillance video of the incident that showed the officer putting his knee on the man's head and neck area twice while he was being restrained a few steps from the emergency room entrance — the first time for eight seconds, the se