MUMBAI, Sept. 11 -- Eight police personnel from various stations of the Government Railway Police (GRP) were transferred to the head office in Ghatkopar on Tuesday for allegedly being a part of an extortion racket that targeted long-distance train passengers and extorted cash and valuables from them. An inquiry has been initiated against these eight personnel for extortion charges, said a GRP officer. GRP Commissioner Rakesh Kalasagar has taken action in the wake of recent incidents of alleged extortion by GRP personnel at various stations, targeting long-distance train passengers in Mumbai. In the last five months, 13 GRP personnel have been suspended, including a senior inspector, for allegedly being a part of an extortion racket and extorting money from passengers, officials said....