Lewis joined American Harris English one stroke ahead of a large group on a day when Brooks Koepka made a triple-bogey and a double-bogey on his way to a 74 in the demanding conditions at water-lined PGA National in Palm Beach Gardens. Lewis hails from the same Welwyn Garden City
The 31-year-old is a past winner at Bay Hill.
Police have not, however, served a warrant to obtain a sample of the former world number one’s blood from him or the hospital.