Trevor Williams is excited to support his favorite football player, Trevor Williams

Right-hander Trevor Williams has had a truly historic second half for the Pirates, posting an ERA of 0.72 over his eight starts since the All-Star break, one of the best second-half marks in MLB history.
Williams has surely made a name for himself on the mound this season and looks to be a key part of the Pirates future going forward. However, Williams also shares a name with a cornerback on the Los Angeles Chargers, and that has created some confusion on Twitter as the NFL season begins.
Rather than clarify the difference between them, baseball player Trevor Williams has decided to just fully embrace the challenge of representing both of them: 

He's not quite Bo Jackson, but Williams can still call himself a two-sport star in some respects.
Here are some other highlights from baseballers on social media over the last week ...
Former NL MVP and long-time Phillie Ryan Howard announced his retirement. The newest Phillies slugger Rhys Hoskins wished him the best in retirement, and Howard appreciated it:

Meanwhile, Dodgers pitcher Tom Koehler, who faced Howard plenty during his time with the Marlins, congratulated Howard in a slightly different way:

The Minor League season is winding down, and Twins prospect Brent Rooker knew that could only mean one thing:

Mets ace Jacob deGrom has an exceptional season, but has often struggled to get run support, resulting in many tough-luck losses and no-decisions. In deGrom's most recent start against the Dodgers, he helped his own cause with an RBI single in the 5th inning. Rising NBA star Donovan Mitchell, whose dad is the director of player relations for the Mets, has taken notice of deGrom's amazing performance this year:

Giants September callup Chris Shaw got everyone's attention with a monster 468-foot home run at Coors Field, his first career MLB hit. Fellow prospect and former teammate at Boston College, Justin Dunn, was not surprised:

The Dodgers acquiredDavid Freese for the September stretch run, and even after his first home run as a Dodger, Freese still can't quite believe he's in Dodger blue:

Padres rookie reliever Robert Stock used the bullpen cart in Arizona, and his fiancee Sara was a huge fan of the move: