While Bears GM Ryan Poles fielded plenty of criticism for not adding more to the defensive line in the offseason, players who finished last year with the league's 29th-ranked defense heard all of it. Defensive tackle Grady Jarrett made this apparent Thursday at Bears OTAs. "Yeah, we all got cell phones and internet, so...," Jarrett said, as media laughed. "No, so we hear it, man. But it also comes with the job, you know, it comes with the job. "And at the end of the day, we gotta really take it personal and get back to work. Even if sometimes your best ain't good enough. So you gotta find out ‘Where can I be better at? Where can I …’  So it all goes together. But all we can do as a unit is look in the mirror and challenge ourselves every day to go be better and do what we need to do to have better output." Barring some miracle addition, the Bears are about set on defense with personnel. Any addition would be supplemental. They're not signing starters at this point.…