A two-year-old boy was swept out of his father's arms Wednesday in Ardmore, Oklahoma, after heavy rains triggered severe flooding, officials said. Drenched: Tropical depression soaks waterlogged Texas: http://t.co/H3fBQNGq6P pic.twitter.com/F17sapKVov — TODAY (@TODAYshow) June 18, 2015 The flooding was caused by Tropical Depression Bill, which is traveling northeast through Arkansas and Missouri into West Virginia.