A school bus slammed into a tree in Butler County on Thursday morning, sending the driver and two Mars Area elementary students to the hospital. According to the Adams Township police chief, there were 30 to 40 students on board when it crashed on Three Degree Road near the township park.

Emergency responders are headed to the scene of a crash involving a school bus in Adams Township. Dispatchers confirmed to Pittsburgh's Actions News 4 a school bus crashed in the 1600 block of Three Degree Road in Butler County Thursday morning. At this time, officials have not said if anyone on the bus was injured.

Multiple Mars Area School District students were injured Thursday morning when a school bus crashed in Adams Township. Butler County 911 dispatch said the bus hit a tree head-on around 8:30 a.m. on the 1600 block of Three Degree Road.

ADAMS TOWNSHIP, Pa. — Multiple people are injured after a school bus crash in Butler County. Emergency crews are in the 1600 block of Three Degree Road in Adams Township near Mars High School. A mass-casualty incident has been declared for crews to get enough EMS resources to the scene.

One person has died and four others have been hospitalized with life-threatening injuries after a crash in Adams County Tuesday night, according to the Ohio State Highway Patrol.

FRANKLIN TOWNSHIP, Ohio (WKRC) - One person was killed and four other were seriously injured in a head-on crash Tuesday. It happened around 6:52 p.m. on State Route 73 in Franklin Township.

The two-vehicle accident sent the bus into a tree on Three Degree Road in Adams Township. The driver was injured, along with several students. The extent of the injuries is unknown at this time.