IN : The woman 's daughter says her mother was injected by one suspect . NEW : A suspect says the woman left off after getting a buttocks massage . Two Colombian nationals have been charged with murder in Las Vegas . The pair actually had tickets for April 22 , but were hoping to leave the United States earlier , according to the police report . They were caught as they were about to board a plane for South America .
IN : The woman 's daughter says her mother was injected by one suspect . NEW : A suspect says the woman left off after getting a buttocks massage . Two Colombian nationals have been charged with murder in Las Vegas . They were caught as they were about to board a plane for South America .