"Su did what?" Walker had made sure that Midnight and Onyx were well fed and somewhere comfortable to sleep. However, he had not expected to overhear a few of the dragonkin discussing the fight that Su had while Walker was occupied earlier. He had gone right in to the storm and had not seen what happened with Su at all.
"We are literally on the same ship, how did I miss this." Part of Walker felt bad that he wasn't there, yet, he also knew that it was better that he wasn't there. If he had been he might have altered the results. It could have also taken away from the newfound fame that Su had with the dragonkin.
