Devon & Carissa Allen: The Photos You Need to See

Devon Allen finished second in his heat to advance to the semifinals of the men's 110-meter hurdles at the Rio Olympic games. After waiting out a rain delay, Allen qualified with a time of 13.41 seconds on Monday to earn a spot in tonight's semifinal event.

The 21-year-old American is a two-sport athlete at the University of Oregon-- playing wide receiver on the football team, and competing in track and field.

“It’s my first Olympic Games. I’m a young kid getting ready to run my first race in history. My adrenaline was up there,” he told USA Today.

As he continues his quest for his first Olympic medal, his family will be there cheering him on. Click through the gallery to see, and learn more about his sister Carissa and their close relationship.