In the buildup to Cal’s Sept. 5 season opener against Grambling State, The Chronicle is analyzing the Bears position-by-position. Today’s installment focuses on the running backs, who should prove that Cal’s offense is far more than an aerial assault. The bruising tailback rushed for 1,115 yards, marking the first time a Cal player had topped the 1,000-yard mark since Isi Sofele in 2011. Lasco, finally healthy after laboring through nagging injuries his first three years on campus, was named team MVP and honorable mention All Pac-12. [...] head coach Sonny Dykes was most impressed with Lasco’s development in the passing game, where he continues to emerge as a reliable target for quarterback Jared Goff. Earlier this week, ESPN’s Todd McShay named him the 2016 NFL Draft’s No.