leaving his home in milwaukee on march 20th, the suspect said he was heading to the, quote, danger zone. he then stopped in fort wayne, pittsburgh, and newark, before arriving in philadelphia on march 25th. police, initially, named him as a person of interest because they found a credit card and keys to a rented u-haul van at the scene. later, tracking down the vehicle where sources say it appeared he may have spent the night. he rented the van from this philadelphia store on monday. court documents say the suspect visited a philadelphia storage facility filled with ammunition and more weapons on the evening before the attack. they, also, show surveillance photos of the u-haul van crossing into brooklyn at 4:11 a.m. two hours later, a man matching the alleged shooter s description, wearing a hardhat and construction vest, left the u-haul on foot. wnbc obtained this video showing a man law enforcement believes to be the suspect. and wearing similar clothing