Complex sentence: Walters was invited to represent the Minnesota Wild at the 2014 NHL prospects tournament and was later signed to a one-year AHL contract with Minnesota affiliate, the Iowa Wild on September 24,2014.
Split into simpler sentences: Walters was invited to represent the Minnesota Wild at the 2014 NHL prospects tournament. He signed a one-year contract with Minnesota's AHL affiliate, the Iowa Wild, on September 24,2014.