Joe Biden with his wife and sister at a Super Tuesday rally. Photo: David McNew/Getty Images
Joe Biden has won the Maine Democratic primary, according to AP.
Why it matters: It's the last Super Tuesday primary to be called and further adds to Biden's delegate lead.
The big picture: Aggregated polling averages leading up to Super Tuesday showed Bernie Sanders with a strong lead in Maine, where 24 delegates are up for grabs. But Biden saw a huge day-of voting surge after Pete Buttigieg and Amy Klobuchar suspended their campaigns and endorsed the former vice president hours before polls opened.
Go deeper: Follow the Super Tuesday results