FIBER BEFORE INSTALL. IMAGE SOURCE: FLICKR/SLGCKGCThe pay-TV industry is having a tough time combating the growth of streaming video services. Overall, pay-TV subscribers are expected to decline by 700,000 households this year, according to eMarketer. Verizon (NYSE: VZ) has built up a strong base of over 5.8 million subscribers, but the growth of its 10-year old pay-TV service has slowed substantially in the last couple quarters.During the first quarter, Verizon added just 36,000 net subscriber to FiOS video, a 60% year-over-year decline.