power economist jeffrey schuster is cautious about a recovery. >> you know, any time you have an unemployment rate near 10%, that's going to be a problem. we really need to see those workers back to work before we can see a robust recovery in the economy, as well as auto sales. >> reporter: schuster is encouraged by march sales, but he says it will take several more months to know for sure if this is an industry recovery with real traction. diane eastabrook, "nightly business report," hodgkins, illinois. >> tom: speaking of cars, the nation's auto makers are going to have to squeeze more miles out of a gallon of gas. the e.p.a. and transportation department today signed off on new fuel standards. they require auto makers meet a fleet-wide average of 35.5 miles per gallon by 2016. that is a 42% jump from current standards. the change will add roughly $900 to the cost of a new car or truck by then. >> susie: health reform has just become law, but already, hospitals, doctors, and businesses are working on the next phase of reform-- better ways of delivering care and improving public health. pric