Oil and gas companies are trying to protect their interests if Biden wins.
Campaigns and outside groups are spending tens of millions of dollars on legal challenges leading up to the election, trying to avoid even more damaging — and expensive — fights after polls close.
They're spending tens of millions of dollars in court, fighting down to the wire over absentee and mail-in ballot rules.
A new ruling means anyone with a felony conviction in Florida must pay fees, fines and restitution before they can vote.
They say their state is now a 2020 campaign battleground.
When it comes to making complex decisions (like voting for president), having lots of options can change the way voters make those decisions.
In a crowded field, Democratic presidential hopefuls are scrambling for attention.