Well, Lattimore is solid but he's missed about half the season both of the past two years. The same can be said for Marcus Williams Adebo was really good this year but he was a train wreck last year after a solid rookie seasons, so I'm guessing the sim sees him as slightly above average,
Regardless of all that, you're one of 4-5 teams to allow a completion percentage of under 60%. I imagine many of the bigger plays allowed is due to a high aggressive percentage