http://soshcentral.com/nfl/cardinals-flunk-basic-math-seahawks-punt-block/
Math is an important skill for a number of professions. Some vocations require the use of trigonometry, calculus, or more complicated disciplines; Others involve simpler concepts such as percentages.
For a personal protector on an NFL punt unit, mastery of only one basic computational skill is necessary: the ability to count from one to eleven. And unfortunately for the Arizona Cardinals, their personal protector Justin Bethel (#28) received an F in arithmetic on Sunday.