By Chris Rosvoglou Colin Cowherd just can’t stop taking shots at Oklahoma. On Saturday, he decided to call out the Sooners’ fan base for about the 10th time this season. Oklahoma dropped its third game in a row this afternoon. Brent Venables’ squad was simply embarrassed by Texas. Cowherd believes this Saturday’s performance is a direct result of Lincoln Riley leaving Oklahoma for USC. While that’s certainly possible, not many fans want to hear that right now. “Imagine thinking, in the era of offensive football, Brent Venables was an upgrade over @LincolnRiley,” Cowherd tweeted. “Sooner fans t…