 U.S. stock futures are mixed this morning after the S&P 500 and the NASDAQ index hit all-time highs. The Dow futures are up 5, NASDAQ futures are down 9, and the S&P futures are down 2. In overseas markets, the London FTSE 100 is up 24 points, or 0.3%. German DAX is up 90 points, or 0.5%, but the Nikkei 225 closed down 131 points, or 0.3%.