Nova left Saturday's game mid-count against the Rays in the bottom of the fifth. He was seen shaking his right arm after throwing a pitch to the Rays' Evan Longoria, Roger Mooney of The Tampa Tribune reports.
Bears GM Phil Emery said he is comfortable with Palmer as the team's backup quarterback, but Emery also noted that the Bears are interested in drafting a signal-caller to develop, ESPN Chicago reports.
Riether was unable to play Saturday against Tottenham due to an illness, the club's official web site reports. "Sascha had a headache and a throat problem and it will be good next week again," manager Felix Magath said after the match.