3 overlooked observations from Oklahoma's ugly win over LSU

BRYAN TERRY/THE OKLAHOMAN / USA TODAY NETWORK via Imagn ImagesIt was the kind of ugly victory Oklahoma fans should be used to by now, but the No. 8 Sooners got past LSU 17-13 on Saturday at Gaylord Family-Oklahoma Memorial Stadium to punch their ticket to the College Football Playoff.

Here are three observations that might have went unnoticed during the chaos and celebration that followed.

OU defense used first two downs for third-down success

The Tigers were 2-for-14 on third down against the Sooners and didn't convert a single third down in the first half. However, most of that success came because of what the Sooners accomplished the first two downs. Of those 14 third-down conversions, half…