I'm Jessica Edinger. CNBC Wall Street higher this afternoon. Investors shrugging off a heating up US Iran war.3M shares were jumping after the Scotch tape and Post-it note maker reported better than expected quarterly results. It's also raising its fullear outlook. The Dow up 388 points, threearters of a percent.3M leading the Dow higher. Shares are up more than 8% this afternoon. The S&P 500 index up 63 points, that's 8/10en of a percent. And the Nasdaq up 345 points, that's 1.3%.Chip makers, some of them ...