 That's because of rising competition, high operating costs and ongoing technological challenges in the sector. So now it is 18 minutes before the top of the hour. Let's get Ed Baxter with headline news in San Francisco. All right. Got you, Brian. Very tough day for President Joe Biden today in the U.S. Started with longtime ally, former Speaker Nancy Pelosi, not giving his candidacy a full endorsement. Pelosi on MSNBC.