Detective work including tracking that suspects cell phone in order to lead to his arrest last night. After months on the run, this morning this alleged Child Predator is in custody. Police arresting 37yearold greg boyden of the bronx overnight and accusing him of preying on young boys on baychester avenue since august. Investigators say this is boyden on Surveillance Video arn the time of one of the four to. The first happening august 1st when he allegedly sent a lewd photo of himself to a 13year old boy, and then called that boy, offering him money for sex. The following week police say boyden offered to pay a 13year old to carry his bags and then grabbed him. Last month they say he did the same thing to another 15year old boy, this time exposing himself to the teen, touching him inappropriately. Police say boyden targeted his latest victim inside the same park just last saturday. Youre disgusting, dispikible person. Reporter parents in the area enraged. The park where the incidents