Dow rallies to first all-time high since January

Stocks surged to record highs Thursday as markets shook off escalating trade tensions around the globe. The Dow Jones industrial average hit a fresh peak for the first time since January. The dollar slipped to its lowest level since August, and Treasury yields jumped. 
Here's the scoreboard:
Dow Jones industrial average: 26,657.25 +251.49 (0.95%)
S&P 500: 2,931.84 +23.89 (0.82%)
Nasdaq Composite: 8,028.23 +78.19 (0.98%)
As threats to exclude Canada loom, NAFTA