Volcanic activity is increasing at Alaska's Mount Spurr volcano, which scientists say could indicate an eruption in weeks as they warn there's a possibility there will be 'no additional warning'

Evidence of elevated volcanic activity indicate eruption of Alaska's Mount Spurr volcano could happen within weeks or months, federal officials say.

A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at Mount Spurr in the next few weeks or months has increased.