Adam Brett Walker signed baseball PSA/DNA Minnesota Twins autographedThank you for checking out our store! We value each and every customer and want you to be happy with the purchase you are making. Up for sale is a baseball autographed by Adam Brett Walker who was drafted by the Minnesota Twins. The autograph of Adam on this baseball was authenticated by a team of experts at PSA DNA so you can rest assured you are purchasing the real deal. Wed like to encourage you, our customer, to reach out to us if you come across