The Maine Superior Court ruling also gives Secretary of State Shenna Bellows 30 days after the U.S. Supreme Court decision to issue a new ruling about Trump's eligibility.
Concerns are growing among health officials over a newly identified and highly mutated COVID variant, which appears to be more lethal than previous strains.
Many Republicans including New Hampshire Governor Chis Sununu, have called for Christie, whose poll numbers have consistently been between 10-15%, to drop out in order to consolidate support around Nikki Haley.