Two buildings at CCBC were evacuated this morning.  A 9-1-1 dispatcher said smoke was discovered in the buildings, possibly from the heating system as of  noon the buildings were cleared. Friday morning workers cutting down trees at the college struck a power line.’ Beaver County 9-1-1 reported that the incident caused smoke in 2 buildings  and  cleared before noon.  No other information was available, firefighters were called to the scene .