Trey Mancini, back after cancer battle, will compete in Home Run Derby - The Washington Post
Trey Mancini's MLB return after cancer battle
ALCS Astros-Yankees: Cancer survivor Trey Mancini looks for turnaround playing in familiar New York setting - ABC13 Houston
Trey Mancini's MLB return after cancer battle
Trey Mancini beats cancer for triumphant return
Orioles' Trey Mancini has malignant tumour removed from colon
Trey Mancini beats cancer for triumphant return
Trey Mancini Knocks Colon Cancer Out of the Park - EndoPro Magazine
Orioles star Trey Mancini survived his cancer battle. His Home Run Derby appearance will honor a teammate who didn't.
Trey Mancini beats cancer for triumphant return
MLB's Trey Mancini recounts colon cancer diagnosis at 27
Trey Mancini Grateful After Stage 3 Colon Cancer Diagnosis - SurvivorNet