Authorities still haven't figured out exactly what sparked the Las Vegas shooting, which left 58 people dead and hundreds more injured.
Special counsel Robert Mueller is reportedly investigating Facebook ads bought by bogus Russian-linked accounts.
"It's like a dark cloud over your head that doesn't go away."
The Boulder Police Department will search a landfill outside of Colorado for further evidence relating to the murder of Ashley Mead.
The body of a young woman found in Clear Creek county in early April has been identified.
"It's very difficult to find a small piece of evidence, if there is any evidence," Kral said