In Pennsylvania, the Trump campaign has filed a lawsuit accusing election officials of violating a judge's orders to allow observers six feet from the vote counting
But election officials say that watchers were able to observe the process unimpeded
The Nevada Republican Party claim “Thousands of individuals... appear to have violated the law by casting ballots after they moved from Nevada”
But Clark County's registrar, where the case is focused, says: "We are not aware of any improper ballots" bbc.in/2GHQrFj
Also in Nevada, a federal judge blocked attempts by the Republicans to stop the use of a signature verification machine, rejecting allegations that it wasn't able to check signatures correctly
In Georgia, Republicans filed a suit to pause a count, alleging observers saw a woman "mix over 50 ballots into the stack of uncounted absentee ballots"
A judge has dismissed this lawsuit, saying there was "no evidence" of improper ballot mixing
In Arizona Trump's campaign has filed a lawsuit claiming legal votes were rejected
They cite declarations by some poll watchers and two voters who claim they had problems with voting machines Arizona's Secretary of State said it was "grasping at straws"
After days of waiting and uncertainty, TV networks projected Joe Biden the victor in Pennsylvania, giving him enough votes in the electoral college to be named president-elect of the United States
The campaign has gone on for months, the voters have gone to the polls but we still don't know the results of the US election
So why don’t we know who will be president yet?
Not enough votes have been counted for Trump or Biden to claim victory
Because of the time it takes to count the huge number of postal votes cast during this pandemic election, it could take days
And if there are legal challenges, it might even take weeks bbc.in/3mVmJfD
A few key battleground states decide the election
So far the race is still very close in those crucial competitive states
In some of those tight races, officials haven't even started counting postal votes, and those could change everything