A man hit by a car while he rode a bicycle on South Chancery Street late Thursday night remains in critical condition -- and unidentified.The man, who is said to be in his 20s, is still being referred to as John Doe as police have so far not determined his identity. He was airlifted to Erlanger Medical Center in Chattanooga where he remains in critical condition.According to the police report, officers were alerted to the bicyclist minutes before the accident when a motorist reported him weaving in the road and suggested he might be biking under the influence. When police arrived in the area they found the cyclist had been hit by a car.“He was lying in front of a Cadillac Deville,” said policeman Justin Cobble.