The demise of the Pac-12 Networks Sunday night serves as another stark reminder of the wreckage of college football realignment. - Brent Schrotenboer USA TODAY “The Pac-12 Networks launched in 2012 as a Pac-12 Conference media company that promised lots of programming – seven television channels that eventually produced about 850 live events per year with the help of about 150 full-time employees. But now it’s all over. The Pac-12 Networks finally will go dark Sunday night at age 12 due to complications from a vexing national outbreak – college football realignment.”