A so-called 'neighbor from hell' has mounted a deafening train horn to the roof of his home and blasts it up to three times a day amid an ongoing neighbor dispute. Gary Boyadzhian, 50, has admitted to blasting the horn daily to get the attention of LAPD. Neighbors on a street in Van Nuys, Los Angeles, say they've been enduring the blasts for months with no end in sight. 'I know it's not fair to my neighbors, absolutely,' Boyadzhian told ABC7. 'If I were in their shoes, I would complain too. It is loud. It is disturbing.' Boyadzhian says he...