Opening Bell: 4.3.08

S&P futures vs fair value: -2.0. Nasdaq futures vs fair value: +0.5. Futures point to a muted start to trading. Research In Motion (RIMM) reported earnings and an outlook that topped expectations. UBS downgraded Cisco to Neutral from Buy. Fed Chairman Ben Bernanke will be joined by SEC Chairmon Cox and New York Fed Geithner to testify before the Senate Banking Committee at 10:00 ET. In economic news, market participants will get the March ISM services reading at 10:00 ET.