The Cardinals signed the fifth overall pick, Liam Doyle. Find out more about St. Louis' new top pitching prospect at MLB Trade Rumors.

ST. LOUIS — With their highest first-round draft pick in nearly two decades, the St. Louis Cardinals snagged left-handed pitcher Liam Doyle with the fifth overall selection in MLB’s amateur draft Sunday. In doing so, they acquired one of the most tantalizing arms available — and someone who could impact the major-league club much sooner than later.