S&P 500 Index Futures Lower

S&P 500 index futures are trading lower by nine points at 1927.25 in Tuesday's session. The index has found resistance just above Monday's close (1936.25) at 1938.

All but one of the top 10 components of the index are in the red. The lone winner is Procter & Gamble PG which is trading higher by $0.17 at $82.30.

Leading the way on the downside is Wells Fargo WFC, which is trading lower by $0.93 at $48.25.