WWE Adds New Title Match To WrestleMania During 3/27 SmackDown

TLDR

During the March 27 episode of WWE SmackDown, Sami Zayn won the United States Championship from Carmelo Hayes after Trick Williams accidentally helped Zayn secure the victory. SmackDown General Manager Nick Aldis subsequently announced that Zayn will defend his newly won US Title against Trick Williams at WrestleMania.