The Boston Red Sox are scouting Arizona Diamondbacks starting pitcher Merrill Kelly as a reliable trade deadline addition.

Garrett Crochet and Alex Bregman are good starts, but the Red Sox need to get another top-tier starter, reliever and another big bat.

The Phillies, who have been searching for relief pitching help throughout the season, have agreed to sign veteran reliever David Robertson, reports The Athletic. It's a deal for the rest of the season for $16 million, prorated for just the remainder of the Phillies' games, reports MLB.com, or roughly $6 million.

The Boston Red Sox are scouting Arizona Diamondbacks ace Zac Gallen in bold deadline move, according to USA Today's Bob Nightengale.

As the Red Sox reportedly seek pitching help, they're set to scout the Diamondbacks' Zac Gallen and Merrill Kelly.

Chief baseball officer Craig Breslow acknowledged before the All-Star break that, once it became clear Rafael Devers wasn’t going to be a first base option, the team hoped Abraham Toro and Romy Gonzalez might provide a stopgap solution. But the duo has surpassed such measured expectations.

If there is any team that needs to upgrade its starting rotation at the MLB trade deadline, it is the Boston Red Sox. While Lucas Giolito continues to rebuild his image after a rough start to the season,

If the Red Sox aren't able to get Twins ace Joe Ryan, there are a handful of other options for them out there ahead of the trade deadline.