The Giants announced on Monday morning that Lee will undergo an MRI later in the day as the center fielder deals with mid-back tightness. Lee will have a follow-up with team orthopedist Ken Akizuki for another exam, as well. “It hasn’t gotten any better,” said manager Bob Melvin. “Send him in, get an MRI, see what’s there.”

Center fielder Jung Hoo Lee will undergo an MRI exam on his tight back on Monday, a concerning development for the Giants as they enter the final week of Cactus League play. Lee was slated to start Saturday’s game against the Mariners,

With 10 days remaining until the regular season begins, the San Francisco Giants have a key everyday player added to their injury list. Center fielder Jung Hoo Lee will undergo an MRI to evaluate his mid-back tightness,