The two-week filing period for Navajo Nation presidential hopefuls is open.
The timeframe has been shortened from 90 days to give election officials a more efficient way to review applications after they're submitted.
The race to oversee the country's largest American Indian reservation typically draws more than a dozen candidates.
Current President Russell Begaye hasn't said whether he'll seek re-election.
The race already has drawn interest from previous presidential hopefuls and political newcomers.
Economic development will be a key issue in the race with the expected closure of a coal-fired power plant next year. The tribe heavily relies on coal revenue.
The top two vote-getters in the Aug. 28 presidential primary choose their own running mates and move on to the Nov. 6 general election.
