AD Quality Auto 360p 720p 1080p Top articles1/5READ MOREBasketball roundup: Sierra Canyon, Birmingham set to face off in tournament quarterfinals165Let’s talk business.Catch up on the business news closest to you with our daily newsletter. Something went wrong. Please try again.subscribeCongratulations! You’re all set! PICO RIVERA – Some residents are up in arms over a pair of high-profile political campaign signs erected on a private bridge that spans a busy freeway. The two large “David Armenta for state Assembly” signs were installed some time last week on the privately owned bridge over the San Gabriel River (605) Freeway. The former rail bridge is no longer used for train traffic and is sealed off by pad-locked fences. Whoever placed the signs would have had to breach the barricades. But Armenta and the bridge’s owner, developer Arnold Carlson, said they knew nothing about the signs or who placed them. For the complete story, pick up a copy of tomorrow’s Whittier Daily News.