A Salt Lake man was robbed at knife and gunpoint at midnight Sunday morning after picking up three male hitchhikers.

Salt Lake Police Lt. Tom Brown said Kenneth Norman, 49, picked up the men at Fourth South and State and offered them a ride to 10th South and 15th West. One of the men pointed a gun at Norman and another produced a knife.Brown said two of the suspects are male Hispanics, 15 to 17 years old. One is 5 feet, 9 inches tall, weighs about 150 pounds, has shoulder-length hair and was wearing a light blue T-shirt. One of the other suspects was described as 5 feet, 10 inches tall, 130 pounds with short hair.