Here's Speier, via twitter:
"Just saw Eduardo Nunez leaving JetBlue Park. He suggested no deal is final but he remains hopeful of a return to Boston after ‘a great experience’ in 2017."
https://www.bostonglobe.com/sports/redsox/2018/02/17/eduardo-nunez-visits-red-sox-but-deal-not-yet-finalized/4DwIu7vw4lMVLbkEOtUC5H/story.html
Nothing definitive in here, but this doesn't sound like the article you see when the physical revealed no issues.
"Just saw Eduardo Nunez leaving JetBlue Park. He suggested no deal is final but he remains hopeful of a return to Boston after ‘a great experience’ in 2017."
https://www.bostonglobe.com/sports/redsox/2018/02/17/eduardo-nunez-visits-red-sox-but-deal-not-yet-finalized/4DwIu7vw4lMVLbkEOtUC5H/story.html
Nothing definitive in here, but this doesn't sound like the article you see when the physical revealed no issues.