Training camp begins! Wilcox recalls from his own experience the mind-set of an undrafted rookie walking into the building trying to win a job, and we look at some of the key questions the team faces as camp begins. How does Lamar Jackson look? Is this receivers group, minus Marquise Brown, up to the task? Who steps up on the edge, and how can those players even be evaluated in camp when no tackling is allowed? And should John Harbaugh play starters at all in meaningless preseason games?