Greg Olsen Mourns Brother Chris's Death from Brain Cancer

Former NFL tight end and Fox Sports analyst Greg Olsen announced the death of his older brother, Chris Olsen, on Thursday, sharing the news in a heartfelt Instagram post. Chris, 42, died after an 11-month battle with glioblastoma, an aggressive form of brain cancer that originates in the brain or spinal cord and rapidly invades healthy tissue.

"It is with great sadness that I share this update," Greg Olsen, 40, wrote. "Despite fighting with every ounce of his being, my older brother Chris has lost his battle with Glioblastoma. This terrible disease took many things, but it could never take Chris's spirit for life." The post included photos of the brothers over the years, from childhood moments holding football helmets to more recent images of them together at home and in a restaurant, as well as one showing Chris resting in bed with Greg nearby.

In recent weeks, friends and family from across the country gathered in Little Rock, Arkansas, where Chris lived and was a devoted fan of the University of Arkansas Razorbacks. "We laughed. We cried. We remembered a larger-than-life personality who made everyone feel his love," Greg wrote. "More importantly, he was able to feel the love...