Communities along a 700-mile stretch of Alaska’s southern coast ordered their residents to higher ground after a powerful earthquake, but officials quickly downgraded and then canceled a tsunami warning in the area.

A major earthquake with a preliminary magnitude of 7.2 has triggered a tsunami warning for the southern Alaska peninsula.

PM Alaskan Daylight Time, a powerful 7.3 magnitude earthquake occurred just south of Sand Point AK, part of the Aleutian Island cha