State Police and the Suffolk County District Attorney's office are investigating the sudden death of a pedestrian state troopers were trying to get off a turnpike ramp near the Allston/Cambridge tolls last night.

According to the DA's office, a trooper on a detail spotted Donald Moskites, 47, of Windsor, CT., walking up the ramp towards downtown around 10:15 p.m. The trooper, another trooper who arrived shortly after and some turnpike maintenance workers tried to get the man off the road, to little avail, the DA's office says: