A big, four-state campaign tour to support Democrats has brought President Joe Biden to San Diego. Biden is scheduled to campaign for Incumbent Rep. Mike Levin who is facing a tight Congressional race for California's 49th District against Brian Maryott. Governor Gavin Newsom and San Diego Mayor Todd Gloria are set to welcome Biden at MCAS Miramar when he walks off of Air Force One on Thursday. The president will head to Oceanside to deliver remarks at MiraCosta College. The White House said Biden's speech will highlight what he believes is at stake this election. Full story on CBS8.com: https://www.cbs8.com/article/news/local/biden-set-to-arrive-at-mcas-miramar/509-6f57bf9e-8170-4f0c-883b-7511145fc485