Jackson hurt his quadriceps during the Oct. 19 game against Dallas, despite rushing for 160 yards and three touchdowns, and then missed the following week's contest against New England. He returned against Arizona Nov. 2, but has missed the last three games.
Jackson has 525 yards on 128 carries with four touchdowns and has added 25 receptions for 259 yards this season.
Pace suffered an MCL injury that was originally supposed to sideline him for 2-to-4 weeks, but Haslett said he hopes the left tackle will be back Sunday.
Duggar sisters unveil Christian dating rules in new book
Handler slams Piers Morgan: 'You're a terrible interviewer'