DP110: Steeling Peace of Mind!

Plot
Everyone is getting prepared to leave Canalave City to head to Dawn's next contest. Before they leave, Ash calls Barry to tell him about his win at the Canalave Gym. Barry is at Iron Island and something is currently wrong with his Empoleon. Ash, Dawn and Brock head to Iron Island to see him, but all of the Steel Pokemon are going crazy. A man named Riley and his Lucario appear and help them, and they decide to find the source of the problem.