A look at highlights from the day's business news:
Stocks seesaw in volatile trade
Stocks seesawed Tuesday, losing steam late in a volatile session, as investors welcomed Europe's $1 trillion aid package but showed caution amid the recent market turmoil.
The Dow Jones industrial average lost 35 points, or 0.3 percent, after having been down nearly 100 points and then up 89 points earlier in the session. The S&P 500 index lost 4 points, or 0.3 percent,Â and the Nasdaq composite was little changed.
Stocks lost steam in the last hour of trade as investors, cautious after Monday's huge rally, continued to digest the nearly $1 trillionÂ European aid packageÂ aimed at containing a growing debt crisis and stabilizing the euro.
The euphoria of Monday gave way to a more measured response Tuesday amid questions about whether the bailout package will work if Greece and other debt-plagued nations don't make other efforts to cut their growing deficits.
Treasurys give up gains ahead of auctions
Treasurys gave up gains on TuesdayÂ amid choppy trading and as investors focused on the week's upcoming auctions.
What prices are doing: The benchmark 10-year note was unchanged at 100-26/32 and yielded 3.53 percent,Â from 3.55 percentÂ on Monday. Bond prices and yields move in opposite directions.
The 30-year bond was down 1/32 to 103-10/32 with a 4.42 percentÂ yield. The 2-year note was flat at 100-10/32 with a 0.84 percentÂ yield. The 5-year note dropped to 101-8/32, yielding 2.24 percent.
What's moving the market: A volatile stock market on Tuesday boosted the appeal of safer assets in early trading as investors worried that the European rescue package announced over the weekend may not be enough to prevent a debt crisis from spreading across the region.
Oil slips in choppy trading
Oil prices churned Tuesday as investors teetered between skepticism and optimism over Europe's rescue package.
What prices are doing: Crude for June delivery fell, then rose, then fell again in choppy trading Tuesday, eventually settling at $76.37 per barrel. That's 43 cents, or 0.56 percent, lower than the day before.
Gasoline prices fell for the fifth day in a row, slipping to $2.901 a gallon from $2.908 the day before.
What's moving the market: Crude prices have been seesawing on European debt concerns.
Dollar gains vs. euro on aid concerns
The dollar advanced against the euro Tuesday as the shared currency suffered on worries about whetherÂ the European aid package will be enough to solve the zone's debt problems.
What prices are doing: The dollar gained 0.4 percentÂ against the euro to $1.2684. But the greenback fell 0.8 percentÂ against the British pound at $1.4953 and was down 0.3 percentÂ versus the yen at ÂĄ92.71.
What's moving the market: Though markets were initially enthusiastic about the European aid package Monday, by Tuesday confidence began to fade as investors turned back to worries that the aid will not be enough to fix the problems facing many euro zone governments.
CNNMoney.com reporters Alexandra Twin, Julianne Pepitone, Blake Ellis and Annalyn Censky contributed to this report.