Trump inherits a $1.6 trillion student-loan crisis. What he does next will impact millions of borrowers. - MarketWatch

1. Biden's administration approved debt cancellation for 5 million borrowers. 2. Trump may reverse student loan reforms and limit debt relief options. 3. Borrower defense program remains uncertain amid incoming administration and judicial review. 4. Ongoing litigation could reshape income-driven repayment options dramatically. 5. Borrowers are worried about the future of their debt cancellation prospects.