Futures are relatively flat after Monday's strong gains and an uneventful Tuesday session overseas. Dow -0.1% to 8678. S&P flat at 939. Nasdaq flat. Crude -0.9% to $67.94. Gold +0.1% at $980. April pending home sales are due at 10:00, and May auto sales numbers will start showing up at about 12:00 p.m. (see full calendar).