A full two weeks after the election, the Trump campaign is still challenging the Pennsylvania vote. Today, a federal judge will listen to the campaign’s arguments at a hearing in Western Pennsylvania.

But legal experts say Trump’s barrage of lawsuits doesn’t have merit. In addition, President-Elect Joe Biden won the state by 70,000 votes, and that 1% margin means those lawsuits won’t win the commonwealth for Trump. 

But Trump is forging ahead anyway.

Ryan Briggs of WHYY’s PlanPhilly explains Trump’s legal challenges and why he’s suing.