Los Angeles Dodgers reliever Blake Treinen paid tribute to conservative activistCharlie Kirk during Friday nights game against the San Francisco Giants by wearing a hat on the mound that featured Kirks name alongside a cross.Treinen, who speaks openly about his faith, came into theDodgers game in the ninth inning, and fans noticed that the pitcher had a message written on his cap."Charlie Kirk," the inscription on his hat read. A cross was also prominently featured.CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COMKirk, 31, was assassinated Wednesday during a campus event at Utah Valley University. The married father of two was struck by a single bullet and later pronounced dead.Tyler Robinson, a 22-year-old Utah resident, was arrested as a suspect in the killing.Utah Gov. Spencer Cox stated during a press conference Friday morning that a family member of Robinsons contacted a family friend, who then reached out to the Washington County Sheriffs Office "with information that Robinson had confessed to them or implied that he had committed the incident."Treinens show of support came days after theMLB pitcher spoke about how his faith plays a significant role in his profession.CUBS HONOR 'LIFELONG' FAN CHARLIE KIRK WITH 'MOMENT OF REFLECTION' AFTER UTAH ASSASSINATION"Hes my everything. I mean, I wouldnt be here without my relationship with Jesus," Treinen said during a recent interview withCBN Sports. "When Im on the mound, thats my form of worship. I draw a cross and point up so that people know who I play for."TheChicago Cubs also paid tribute to Kirk before the teams game on Friday. Describing him as a lifelong Cubs fan, the team held a "moment of reflection" and called for an end to "all political violence.""May all of us as Americans come together in solidarity to strengthen our nation, end these senseless acts and turn to civil discourse to discuss our differences," a message broadcast before the game said throughout the ballpark.In a statement to Fox News Digital on Thursday, the league confirmed that it "asked all of the Clubs to follow the direction of the White House Presidential Proclamation and fly flags at half-staff in their ballparks."The proclamation from the White House ordered that flags be flown at half-staff until sunset on Sunday.Follow Fox News Digitals sports coverage on X, and subscribe to the Fox News Sports Huddle newsletter.