Monday morning’s ambush on firefighters in Webster, N.Y. might be the worst — or at least most bizarre — violence to happen in the nation in the days following the Newtown, Conn. school massacre. Now come to find out the New York shooter used the same make and caliber of rifle as the gunman in Connecticut: a Bushmaster semi-automatic .223. We published the history of that rifle last week.

Nick R. Martin

Nick Martin is an associate editor at TPM in New York City. He came to the site in 2011 as a reporter for TPMMuckraker. Previously, he worked in Arizona, first as a staff reporter for a local newspaper and later as a freelance journalist. He also ran the news blog Heat City. Contact him: nick [at] talkingpointsmemo.com