Detectives from the Montgomery County Police Department-Collision Reconstruction Unit are investigating a serious collision involving a bicyclist and a vehicle that occurred Saturday evening in Rockville.

At approximately 6:55 p.m., 1st District and Rockville City officers, in addition to Fire and Rescue personnel responded to the westbound lanes of E. Gude Drive at Southlawn Lane for a collision involving a bicycle and a passenger vehicle.

Preliminary investigation has indicated that the bicyclist, identified as Samuel Vigil, 37 years old, of the 700 block of Lenmore Avenue in Rockville, was traveling south, in the area of the crosswalk, across the westbound lanes of E. Gude Drive.  A black 2004 Lexus RX330, was traveling west on E. Gude Drive when the bicycle Vigil was riding struck the Lexus while Vigil was crossing in the traffic lanes.  Investigation indicates that Vigil was facing a red signal and was crossing against the pedestrian indicator.  Vigil was transported to Suburban Hospital in critical condition with life-threatening injuries.

The driver of the Lexus is identified as Monica Min, 23 years old, of Gaithersburg.  Min was taken to Shady Grove Hospital with non-life-threatening injuries.

This collision remains under investigation.  Anyone with information regarding this collision is asked to contact the Collision Reconstruction Unit at 240-773-6620.