Kamala Harris August 7, 2024 4:39 am Kamala Harris and Tim Walz hit the campaign trail Vice President Kamala Harris and Minnesota governor Tim Walz are campaigning in battleground states today. John Cásiz Klemack reports for the NBC4 News at 4 a.m. on Aug. 7, 2024. US & World Videos 0:19 Explosion at Santa Maria courthouse causes injuries 3:18 First Alert Forecast: Cooling down 2:29 LA County union workers authorize possible strike 1:56 Man robbed of watch, wallet at gunpoint in driveway 3:29 Man hijacks bus in downtown LA, passenger killed