Some Ontario roller derby teams say they won't travel to the United States this year to compete because the current climate makes it "unsafe" for their athletes.

Teams in Waterloo region, Guelph, Toronto, Hamilton and Ottawa have said they will skip bouts in the U.S.

On Sunday, Tri-City Roller Derby in Waterloo region issued a statement saying U.S. President Donald Trump's executive order recognizing only two genders — male and female — does "not allow the accurate reflection of gender expression…