the apa has of late established contacts with maoists in jharkhand and west bengal and is also learnt to have sent its cadres for training to these red zones the outfit had then claimed responsibility for planting the bomb stating that it was an attempt to put pressure on the government to create the autonomous council the crpf in a joint operation with the state police has nabbed 16 members of the littleknown tribal insurgent outfit adivasi peoples army for their alleged involvement in planting an ied on the railway track in assam that led to the derailment of the guwahatipuri express on sunday the explosion completely damaged 200 metres of the track more arrests are expected soon on the basis of inputs provided by them said a senior home ministry official here the explosion was however averted when security personnel found the bomb during a routine check new delhi the suspects belonging to the 292 battalion of the apa that has some links with maoists were caught during raids at kekhohat and goriakuth villages of kamrup district on tuesday sources in the security agencies said that the tribal outfit which was set up in 2006 had been desperate to show its presence in the area which has otherwise been the stronghold of ulfa and ndfbthe apa which has been demanding setting up an adivasi autonomous council in the areas comprising a number tea gardens had last month planted a similar bomb in the guwahatibound kanchenjunga express the police later found a fuse wire and detonators from the spot the ied blast on sunday damaged a stretch of the railway track and led to the derailment of seven bogies of the guwahatipuri express injuring over 100 passengers the assam police have been interrogating them to find out the role of others in the incident