Portland mayor tear gassed after speaking with protesters on presence of federal agents

Mayor Ted Wheeler was tear gassed in downtown Portland early Thursday morning, according to video and posts on Twitter from a New York Times journalist.

The video shows Wheeler, wearing goggles and a face mask amid a crowd of people, hold his nose and close his eyes in distress as a cloud of tear gas drifts by him.

"It stings. It's hard to breathe. I can tell you with 100% honesty I saw nothing that provoked this response," Wheeler said to the Times camera. "I'm not afraid but I am...