Simplify the following text for a Grade 6 native English-speaking person.
Original: Nora killed two in Mexico : an electrocution by a downed power line in Mexicali , Baja California , and a diver caught in strong underwater currents created by Nora off the coast of the San Quintin Valley .
Simplified: Nora killed two people in Mexico . One was killed by a downed power line in Mexicali , and the other was a scuba diving in underwater currents .