Cubs shortstop Nico Hoerner’s return from injury uncertain

Nico Hoerner hasn’t played since injuring his right arm while diving and making a quick throw Sept. 11 against the Giants. (Quinn Harris/Getty Images)

Shortstop Nico Hoerner’s mildly strained right biceps will sideline him for at least a couple of more days, and it’s uncertain when he will return.

‘‘It’s a little worse off than we thought,’’ said manager David Ross, who indicated an MRI exam showed the injury needed to be treated with more caution.