We believe there was a struggle between vanessa and her killer. John investigators say Vanessa Marcotte fought, she tried to get away from her killer and they are hoping signs of that desperate struggle could help lead to his identity. Police are asking anyone whos seen a man who looks like hes been in a fight to call them. Five days after the murder, and they are still trying to gather evidence to identify the killer who sources say attacked and burned the 27yearold while she was out for a s from new york, where she worked as a google executive. Police have narrowed the time frame of the murder saying they believe she was killed sometime between 1 00 and 3 00. We would ask that anyone who observed vehicle moving on the road or parked on the road to Call Mass State Police tipline to rockland, where police have released a sketch of a man police are looking for any information about any car that may have been on brook station road sunday afternoon. They say that could really be a critica