Training camp is about getting better, and the Las Vegas Raiders certainly did that in Week 1 of their summer sessions under new head coach Klint Kubiak. Chiefly among those players showing growth was rookie Fernando Mendoza, who came out of the gates firing with the second-team offense. But his rough day may have been just what he needed. Fernando Mendoza had a hard time at Raiders' recent training camp practiceTo start, let's go over what exactly went wrong for Mendoza on Sunday. Based on Kubiak's follow-up comment, Mendoza's rough day could actually be a blessing in disguise.