NBC 7 Investigates August 9, 2024 6:31 pm Mistrial declared on murder charge in killing of Rancho Peñasquitos woman Parrish Chambers Jr. is accused of killing a woman in her condo in a case that raised questions over the police response, reports NBC 7’s Alexis Rivas. US & World Videos 0:28 Balboa Park's Botanical Building to reopen in time for December Nights 2:49 South Bay residents hope pollution survey sparks action from federal government 3:20 Watch out for holiday scams. They're coming. 4:02 Overturned tanker spill in El Cajon revealed to be huge environmental problem 2:17 Measure P: Half-cent sales tax gets 10 more years in Chula Vista