STOCKS FINISHED MIXED: Here's what you need to know

Stocks climbed Tuesday on an otherwise quiet day.
The Nasdaq and the S&P 500 were up in the green, while the Dow ticked down slightly.
First up, the scoreboard:
Dow: 20,931.46, -27.05, (-0.13%)
S&P 500: 2,388.33, +4.13, (+0.17%)
Nasdaq: 6,091.60, +44.00, (+0.73%)
US 1o-year yield: 2.323%, +0.041
WTI crude: $48.75, -0.58, (-1.18%)
1. Trump says he's thinking about breaking up the big banks. "I'm looking into that right now," he told Bloomberg about bringing back the "old system"