Freshman sprinter Amir Brock (Egg Harbor Twp., N.J.) paced a field of 14 runners, half of them wearing a Villanova shirt, with a winning time of 48.39 in the 400 meters as the Wildcats got the outdoor track & field season underway on Saturday afternoon. Villanova competed in four sprint events and seven field events during the Penn Challenge held at Franklin Field on a chilly but sunny afternoon.