January 23, 2017 4:20 pm Heavy Rain Bringing Contamination, Debris into U.S. from Mexico NBC 7’s Astrid Solorzano is in the Tijuana River Valley where downpour is carrying debris and contaminants washed into the waterway in Mexico into the United States. US & World Videos 2:45 La Jolla Concours d'Elegance classic race cars 1:39 Troops Endure Hyper-Realistic Training 2:07 New study links consuming red meat with dementia 2:05 Police find, return dozens of abandoned Amazon packages 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl
