Meanwhile, the governor of Michigan is urging people to stay home to slow the spread.
The CDC has issued its highest travel alert level for Canada.
Minnesota is seeing rising cases and hospitalizations, with more kids being infected.
Cases and hospitalizations are rising in Minnesota.
Cases and hospitalizations have surged in Michigan in recent weeks.
The warning comes at a time when Minnesota's cases are rising.
Health officials said these cases arguably support the vaccines' effectiveness.
The variant is more contagious and is becoming the dominant strain, health officials say.
Minnesota health officials say the uptick in cases is concerning.
Osterholm remains confident that the B.1.1.7. variant will cause big problems within 14 weeks.
The newest information from the state health department.
The B117 variant is believed to be more easily transmitted.
Health officials believe the new strain is broadly circulating in Minnesota.