"I could have a great career in track right this second. I'm an Olympic Trials champion. I'm going to the Olympics. In football, things are more up in the air. It depends on so many other things. Eventually, I want to play in the NFL. It's all about timing," Allen said. "Hopefully this year goes well enough that I feel comfortable going into the NFL draft. Then it's about longevity. Some people play for three years, some play for 20 years. I'll adjust as it goes."