1:28 PM - Hunter Harvey (KC) (back) resumed playing catch last week but remains without a clear timeline for returning from the 15-day injured list, MLB.com reports.

12:25 PM - Hunter Harvey (KC) (back) threw a bullpen session Sunday, MLB.com reports.

5:53 PM - Hunter Harvey (KC) (back) suffered a setback in his recovery Tuesday and will be shut down from all activity for the next 2-to-3 days, Anne Rogers of MLB.com reports.

10:11 AM - Hunter Harvey (KC) (back) is progressing well and hopes to be clear to throw a bullpen session in the coming days, Jaylon Thompson of the Kansas City Star reports.

3:42 PM - Hunter Harvey (KC) Royals placed Harvey on the 15-day injured list with mid-back tightness, retroactive to Aug. 7.

9:45 AM - Hunter Harvey (KC) recorded his 28th hold of the season in Tuesday's 4-3 win over the White Sox, giving up a run on two hits over one inning while striking out two.

5:57 PM - Hunter Harvey (KC) reported improvement with his back Monday and is considered day-to-day, Anne Rogers of MLB.com reports.

5:00 PM - Hunter Harvey (KC) was diagnosed with left lower-back spasms after leaving Sunday's game against the Cubs.

4:22 PM - Hunter Harvey (KC) was removed from Sunday's game against the Cubs due to an apparent injury, Anne Rogers of MLB.com reports.

12:27 PM - Hunter Harvey (KC) walked one and hit a batter in a scoreless and hitless inning to earn a hold in Wednesday's 8-6 loss to the Diamondbacks.