A tipster tells us that someone jumped in front of the L train at First Avenue, and that the line's been shut down. If you know more, email us. [Pic via] UPDATE: MTA's vague service alert below.

Posted on:10/7/2009 12:10:01 PM

Due to a police investigation at the 1st Avenue Station, there is no l train service in both directions between the Bedford Avenue Station and the 8th Avenue Station.

Please expect delays in l train service at this time.