1 child killed, 3 injured after Texas school bus crashes

MESQUITE, Texas — School officials say one child was killed and three others were injured after their school bus crashed in North Texas.The Mesquite Independent School District says a bus carrying 42 students from Terry Middle School crashed Wednesday afternoon. Aerial video showed the bus lying on its side in a ditch with its rear half showing scorch marks.Mesquite police say a power line struck by the bus ignited the fire, but the exact cause of the wreck remains under investigation.Civi