Motorcyclist, 23, Killed In O'Neill Tunnel Crash

BOSTON (CBS) -- A 23-year-old man was killed in a motorcycle crash in Boston early Saturday morning.

Massachusetts State Police say Kieran Boyle of Norwood was traveling northbound in the Tip O'Neill tunnel on I-93 when he lost control of his motorcycle and crashed into a concrete barrier just after midnight.

He was pronounced dead at the scene.

Police say they are still investigating the crash, but speed is believed to be a factor.