ATLANTA (AP) The Seattle Mariners have acquired right-handers Rob Whalen and Max Povse from the Atlanta Braves for outfielder Alex Jackson and a player to be named.
The 20-year-old Jackson was the sixth overall pick in the 2014 amateur draft. He has hit .233 in three minor league seasons, including .243 with 11 homers and 55 RBI for Class A Clinton of the Midwest League this year.
Walen, 22, was 1-2 with a 6.57 ERA in five starts with Atlanta this year and was Double-A Mississippi's pitcher of the year. Povse, 23, had a 3.36 ERA at Mississippi and Class A Carolina.
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Right-hander Ryan Weber was designated for assignment to clear a spot on Seattle's 40-man roster. He was claimed off waivers from Atlanta on Nov. 2.