Back tightness could send Robert Jr. to IL, pending MRI results [https://img.mlbstatic.com/mlb-images/image/upload/t_2x1/t_w1536/mlb/xk8anlf835irnojkurla.jpg] Back tightness could send Robert Jr. to IL, pending MRI results NEW YORK -- Mets outfielder Luis Robert Jr. could be headed to the injured list pending the results of an MRI on his tight lower back. Robert underwent testing on his back on Wednesday, five days after first complaining of discomfort in the area. The Mets were awaiting those results [https://www.mlb.com/news/luis-robert-jr-lower-back-tightness-with-mets] Robert Jr might be going to the IL. Would be very upsetting to see him land there, not sure if it would be 10 or 15 day