He climbed down from one of the top floors in less than three minutes. Authorities said he descended using chain-link fences that enclose balconies.
Joaquin Guzman will spend the rest of his days behind bars in the United States after a judge sentenced him on Wednesday to life in prison plus 30 years.
The suspect told authorities he was "motivated by sexual satisfaction" when he deliberately hit the 59-year-old scientist with his car, then raped and killed her.
Protesters blocked a road Thursday to the top of a mountain sacred to some Native Hawaiians a day after authorities arrested nearly three dozen people.
The new murder charges stem from the death of the child that was removed from the body of 19-year-old Marlen Ochoa-Lopez.