Crowds Force METRORail To Cut Service 2 Park & Rides Closed HOUSTON -- For the second night in a row, large crowds at METRORail stations forced officials to shut down some of the light-rail route and implement their emergency plan. Service for the new transit system was stopped at Main and Walker Thursday and Friday night when METRO police became concerned that crowded streets could lead to trouble. "Once it got to a point that we had too many pedestrians to operate safely, we discontinued rail through the downtown area," said Chief Tom Lambert, with METRO Police. Since METRO expected...