Wall Street mixed, ASX set so slide

Stock indexes on Wall Street are mixed a day after the Dow Jones set an all-time high.

The S&P 500 was up 0.2 per cent in afternoon trading after drifting between small gains and losses for much of the day. The Dow was down 19 points, or 0.1 per cent. The Nasdaq composite was up 0.3 per cent. The…