BOSTON (WHDH) - A crash inside the Thomas P. O’Neill Jr. Tunnel snarled traffic during the Monday morning commute.

Interstate 93 northbound experienced major backups due to the crash.

At 7 a.m., it was taking drivers nearly an hour and a half to travel from the Braintree Split to the tunnel.

State police tweeted that the crash scene cleared just after 7 a.m.

This is a developing story; stay with 7NEWS on-air and online for the latest updates.

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