Miami Dolphins quarterback David Garrard had arthroscopic knee surgery Saturday and is expected to be sidelined two to four weeks, according to his agent. The recovery timetable likely takes Garrard out of the competition to win the starting job for the season opener in four weeks. "Everything went great this morning," Garrard tweeted. "Be back before u know it!! Phins Up!!!" Read more: http://espn.go.com/nfl/trainingcamp...phins-qb-david-garrard-knee-surgery-2-4-weeks