A suspected explosive device found in a subway train in Rome on Tuesday could not have blown up because it lacked a detonator, police said. Full story
Nov 3: A day after the World Series moved back to New York, Philadelphia transit workers went on strike over wages, pension and health care issues. NBC's Brian Williams reports.
A subway train arrives at the newly completed Daxing subway station in Beijing on December 8, 2010. On April 30, 2010, the Beijing subway with nine lines, 147 stations and 228 km of tracks delivered a record 6.4 million rides on its crowded underground system which is expected to be one of the world