ROCK ISLAND, Ill. – Drowning is the nation’s second leading cause of accidental death, wearing a life jacket can reduce drowning deaths. Statistics show that 90 percent of those who drown at U.S. Army Corps of Engineers lakes and rivers may have survived if they had worn a life jacket. Here are some safety tips from the Rock Island District of the U.S. Army Corps of Engineers to help you have a safe and enjoyable Fourth of July holiday.