DNA profiles matching Decker's were found on the plastic bags believed to have been used to suffocate Evelyn, 8, Paityn, 9, and Olivia Decker, 5.

Travis Decker is accused of killing his three young daughters, whose bodies were found near a campground in central Washington.

DNA testing has confirmed Travis Decker, a Washington state father accused of killing his three daughters in June, is the sole suspect in the murders, authorities said Tuesday.