text:  The issue of gangsters in <unk> was first raised in 2007 by the member of parliament ( MP ) for <unk> . The gangsters may have run businesses related to illegal logging , controlling the prices of diesel , eggs , fertiliser and gas cylinders . <unk> police have been <unk> down on gangster activities in the town . <unk> businessmen who seek cheap labour have caused a rise in the number of illegal immigrants in <unk> . The number may have reached 50 @,@ 000 in 2009 . <unk> immigration department has performed several operations to <unk> illegal immigrants back to their home country . 
  