Suburban services were delayed on the Central Railway's main line on Wednesday morning by 10-15 minutes due to a technical snag in a local train in Mumbai, alarm chain pulling in an express train and a woman passenger's attempt to forcefully travel in the motorman's cabin of another local train, officials said. Mumbai Local Train Update: Services on Central Line Delayed Due to Technical Snag, Chain Pulling in Express Train and Woman's Attempt to Forcefully Travel in Motorman's Cabin.