(Secaucus, NJ)  --  In the first day of the MLB draft, the Mariners selected three college pitchers.  They chose Elon University right-hander George Kirby with the 20th overall pick.  They selected TCU left-hander Brandon Williamson with the 59th pick and Arkansas right-hander Isaiah Campbell with the 76th pick.  The draft continues for two more days and through 40 rounds.