i authorities concluded that pravin that varughese i s death was an accident, saying he was drunk, got lost in the wooden froze to death. but an autopsy found no alcohol in his blood and pravin guy s mother lovely was convinced there had to be another explanation. and police did not hear a key detail about the night pravin disappeared. here s dennis murphy with at the edge of town . one reporter: in the town where her son had lost his life, tiny, softspoken lovely was finding a voice. i am not trying to point fingers or sign blame. we just want answers. reporter: the investigation appeared to be over, but lovely refused to give up. this is not over. no, this is not over. reporter: she filed a lawsuit against the city of carbondale and its police chief, accusing them of negligence. 12 days after the boy s