When a team drafts a running back in the first round of the NFL Draft, everyone expects him to carry a heavy workload for his new team (especially when his legs look like tree trunks), but Pittsburgh’s Cam Heyward might be expecting a little bit too much out of his new teammate, Najee Harris. This morning, while being interviewed for Good Morning Football, Heyward said of Harris: “I think, as a defender, we’re most excited to have him. Having a guy like that that can tote the rock 30 to 40 times a game really puts an ease for the defense.” EXCUSE ME?!?!?! 30 to 40 times?! I’d hate to break it to you, Cam, but Harris won’t get anywhere close to that. In 2020, Tennessee’s Derrick Henry led the NFL in rushing attempts with 378, over 60 more than the next closest player, Da…