A reporter claiming to work for Al Jazeera was involved in a violent confrontation with Washington, D.C., police on Tuesday evening after he was ejected from a pro-Israel conference for surreptitiously videotaping attendees and events, according to eyewitnesses. Reporters identified as Matthew Cassel and Micah Garen were ejected from the Christians United for Israel’s (CUFI) annual D.C. gathering after they were caught infiltrating and clandestinely filming events closed to the press. The reporters, who claimed to be affiliated with Al Jazeera, were initially denied press credentials for the event due to what a CUFI official said is Al Jazeera’s anti-Israel...