STOCKHOLM (Reuters) - Russia faces renewed attacks from Chechen rebels after its security forces killed moderate leader Aslan Maskhadov, guerrilla warlord Shamil Basayev has warned in an interview published by Swedish TT news agency. Basayev, blamed by Moscow for a series of bloody strikes against civilian targets including last September's Beslan school massacre, said he was no longer bound by a commitment to peace he had given former Chechen leader Maskhadov. Russian security forces killed Maskhadov on March 8. "Nobody can prevent me from responding to violence with violence," TT quoted Basayev as saying in written replies to questions...