Louis Rees-Zammit aware of risks as he aims to make Kansas City Chiefs roster

Former Wales wing Louis Rees-Zammit has signed a three-year contract with the Kansas City Chiefs (Adam Davy/PA)

Louis Rees-Zammit is determined to make the Kansas City Chiefs’ playing roster after admitting his NFL dream could be over in a heartbeat.

The former Wales rugby star returns to the United States on Wednesday to begin pre-season training after signing a three-year contract with the back-to-back Super Bowl champions.