ER : Michael Lohan will remain in the hospital for at least 24 hours . NEW : His arrest is unrelated to the incident , police say . Lohan was arrested near West Hollywood Station following the incident when deputies saw him walking on Santa Monica Boulevard , the statement said . Lohan was arrested in North Hollywood late July . His former girlfriend says she is the alleged victim .
ER : Michael Lohan will remain in the hospital for at least 24 hours . NEW : His arrest is unrelated to the incident , police say . Lohan was arrested in North Hollywood late July . His former girlfriend says she is the alleged victim .