There are no significant fundamentals today. There are large Treasury debt auctions this week. When these occur folks look at bid-to-cover ratios and indirect participation. These are indicators of demand and foreign participation.
PPI (Wednesday), CPI (Thursday) and Industrial Production (Thursday) headline. The 500 pound gorilla is still the Greek debt issue. A default will seriously hurt banks in France which hold the debt and U.S. banks which hold the credit default swaps. If this happens we will likely see a massive equity selloff and flight-to-quality buying of U.S. Treasuries.