One person was killed in a crash in Boston's Sumner Tunnel Friday morning.
The crash happened on the ramp to I-93, according to state police.
According to EMS, two adult males were taken to a hospital. Another male was killed.
State police say the crash involved one vehicle that, for reasons unknown, lost control.
No identities have been released.
All lanes have been reopened. The ramp to I-93 remains closed.
The crash remains under investigation.