“We tolerated it last night for too long, and that was a mistake," Mayor Jim Kenney said Tuesday.City officials Tuesday pledged to crack down on what they called simmering vigilantism after as many as 100 men armed with baseball bats and hammers roamed the Fishtown section for hours Monday night, saying they were protecting police and local businesses from protesters.At least two people said they were assaulted by members of the group, including a reporter who tweeted that he was beaten and bloodied after filming the scene. Others said they were screamed at, spit on, or threatened with...…“We tolerated it last night for too long, and that was a mistake," Mayor Jim Kenney said Tuesday.City officials Tuesday pledged to crack down on what they called simmering vigilantism after as many as 100 men armed with baseball bats and hammers roamed the Fishtown section for hours Monday night, saying they were protecting police and local businesses from protesters.At least two people said they were assaulted by members of the group, including a reporter who tweeted that he was beaten and bloodied after filming the scene. Others said they were screamed at, spit on, or threatened with...WW…