As college football teams got ready to play their fifth games, some players decided to take a redshirt and preserve a year of eligibility. NCAA rules allow football player to appear in four games before losing a year, and that led to plans to sit out the rest of the season as a result. USC is dealing with two of those situations. News broke last week about Bear Alexander’s plans to save a year of eligibility after appearing in four games, and he won’t suit up for Lincoln Riley’s group the rest of the way. Linebacker Raesjon Davis made the same decision, and Riley said he understood why. CLICK …