Sam Carlson, the Burnsville, Minn. right-handed high school pitcher drafted by the Seattle Mariners in the second round of the baseball draft, and Mariners manager Scott Servais, right, watch batting practice before the baseball game between the Minnesota Twins and the Mariners on Tuesday, June 13, 2017, in Minneapolis. (AP Photo/Jim Mone)
Sam Carlson, the Burnsville, Minn. right-handed high school pitcher drafted by the Seattle Mariners in the second round of the baseball draft, and Mariners manager Scott Servais, right, watch batting practice before the baseball game between the Minnesota Twins and the Mariners on Tuesday, June 13, 2017, in Minneapolis. (AP Photo/Jim Mone)
Sam Carlson, the Burnsville, Minn. right-handed high school pitcher drafted by the Seattle Mariners in the second round of the baseball draft, and Mariners manager Scott Servais, right, watch batting practice before the baseball game between the Minnesota Twins and the Mariners on Tuesday, June 13, 2017, in Minneapolis. (AP Photo/Jim Mone)