Complex sentence: Five hours after the incident, King's blood-alcohol level was found to be slightly below the legal limit, implying his blood alcohol level may have fallen from 0.19% while he was driving, which is more than twice the legal driving limit in California.
Split into simpler sentences: Five hours after the incident, King's blood-alcohol level was found to be slightly below the legal limit. This suggests that his blood alcohol level may have fallen from 0.19% while he was driving, in which case it would have been more than twice the legal driving limit in California.