The S&P 500 and Dow Jones Industrial Average turned negative in the afternoon session as crude endured another selloff. The Nasdaq remained positive, though, boosted by two-day gains for Apple (AAPL) . Boeing (BA) weighed on the Dow after warning that production of 777 jets could be reduced further if sales continue to fall short this year. Output cuts would add pressure to hitting profit margin targets. Coach (COH) fell after Morgan Stanley downgraded its shares to UNDERWEIGHT from EQUAL WEIGHT. Analysts questioned the handbag designer's progress in its turnaround efforts. Macy's (M) climbed after Citi upgraded to BUY from NEUTRAL. The firm said the department store has an attractive free cash flow and is efficiently navigating a challenging retail environment.
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