Memorial Day marks a time to honor and mourn fallen service members in the U.S. For some MMA vets who’ve served or have family members who’ve served, the holiday is very personal. Others simply honor those who’ve made the ultimate sacrifice.

Former UFC middleweight champion Chris Weidman, ex-heavyweight champ Stipe Miocic and bantamweight champion Aljamain Sterling were among those who paid tribute to fallen service members. You can see his message to fans as well as other MMA vets who gave thanks to soldiers on Memorial Day.