At least two upstate New York firefighters were shot and killed Monday at the scene of an early morning house fire in a suburb of Rochester.<br/> <br />Two others were wounded.<br/> <br />They were shot by a gunman as they responded to the scene of several house fires in Webster, New York,<br/> <br />Local law enforcement officials are now evacuating and searching homes near the site but have not yet turned up any suspects
