TUSCALOOSA, Ala. — Two Saturdays ago, Alabama put its best defensive performance on the field with a 34-0 shutout of Missouri. The Crimson Tide defense had been making steady improvements since some major struggles in early October, coming just before a bye week. Now, Alabama has a huge task in front of it in the form of No. 14 LSU. Coming out of the bye week, defensive coordinator Kane Wommack believes there are three main areas that the Alabama defense has taken a notable step forward in. “Looking back on the bye week, you always want to do a review of where you are, the things you need to i…