2:21 PM - Rafael Montero (HOU) cleared waivers and was outrighted by the Astros to Triple-A Sugar Land on Saturday.

4:22 PM - Rafael Montero (HOU) Astros designated Montero for assignment Wednesday.

10:33 AM - Rafael Montero (HOU) signed a three-year, $34.5 million deal to return to the Astros on Saturday, Jeff Passan of ESPN.com reports.

5:19 PM - Rafael Montero (HOU) picked up the save with a scoreless ninth inning against the Rays on Sunday. He allowed one hit and two walks while striking out one.

10:52 AM - Rafael Montero (HOU) (5-2) earned the win Saturday against the Orioles. He allowed two runs on two hits while striking out one over one inning.

10:57 PM - Rafael Montero (HOU) earned the save Thursday against Oakland, striking out two in a perfect ninth inning in a 5-2 victory.

7:07 PM - Rafael Montero (HOU) recorded the save Sunday against Baltimore, allowing a run on three hits while striking out two in the ninth inning of a 3-1 victory.

3:43 AM - Rafael Montero (HOU) recorded a save against the Twins on Thursday by striking out one batter in a perfect inning of work.

11:55 PM - Rafael Montero (HOU) allowed a run on one hit and struck out two in one inning to earn the save in Tuesday's 9-7 win over the Royals.

4:15 PM - Rafael Montero (HOU) allowed one hit and struck out one across a scoreless seventh inning to earn a hold Sunday against the White Sox.

10:11 AM - Rafael Montero (HOU) walked three but pitched a scoreless eighth inning to earn a hold Tuesday against the Mariners.

6:28 PM - Rafael Montero (HOU) retired the only batter he faced to secure the save in Sunday's 7-4 win over the Royals.

11:32 PM - Rafael Montero (HOU) struck out one batter in a perfect inning and notched a save against Detroit on Friday.

10:42 AM - Rafael Montero (HOU) struck out one and did not allow a baserunner in a scoreless eighth inning to earn a hold Thursday against the Tigers.

3:18 AM - Rafael Montero (HOU) earned a save against the Mariners on Monday, allowing one hit and one walk in one scoreless inning.

11:45 PM - Rafael Montero (HOU) allowed one hit and struck out two in a scoreless inning Wednesday against the Diamondbacks.

9:38 AM - Rafael Montero (HOU) (lat) is listed among the Astros' available relievers for Sunday's Grapefruit League game against the Nationals, Brian McTaggart of MLB.com reports.

12:23 PM - Rafael Montero (HOU) (lat) reported to the Astros' big-league camp Wednesday after resolving his visa issue, Brian McTaggart of MLB.com reports.

6:10 PM - Rafael Montero (HOU) (lat) agreed to a one-year, $2.725 million deal with the Astros on Tuesday, Robert Murray of FanSided.com reports.

3:29 PM - Rafael Montero (HOU) (lat) has yet to arrive at camp due to visa issues, Chandler Rome of the Houston Chronicle reports.

9:51 PM - Rafael Montero (HOU) (lat) completed a bullpen session Wednesday, Jake Kaplan of The Athletic reports.

5:04 PM - Rafael Montero (HOU) (lat) was transferred to the 60-day injured list Wednesday, Chandler Rome of the Houston Chronicle reports.

5:13 PM - Rafael Montero (HOU) manager Dusty Baker said Monday that Montero (lat) has resumed throwing off flat ground, Adam Spolane of Sports Radio 610 Houston reports.

2:41 PM - Rafael Montero (HOU) was diagnosed with a strained right lat Friday and has yet to resume throwing, Brian McTaggart of MLB.com reports.

4:48 PM - Rafael Montero (HOU) (shoulder) was placed on the 10-day injured list Tuesday, Chandler Rome of the Houston Chronicle reports.

6:36 PM - Rafael Montero (HOU) was removed from Sunday's loss to the Twins due to shoulder soreness, Chandler Rome of the Houston Chronicle reports.

5:42 PM - Rafael Montero (HOU) exited Sunday's game against the Twins in the top of the eighth inning with an apparent injury, Brian McTaggart of MLB.com reports.

7:35 PM - Rafael Montero (HOU) and Kendall Graveman were traded from the Mariners to the Astros on Tuesday in exchange for Abraham Toro and Joe Smith, Brian McTaggart of MLB.com reports.