21.   Most consumers are unlikely to feel an impact for at least a year or two.

22.   Planners located the bridge at a place unlikely to be the initial point of impact for landing aircraft.

23.   Safety Rich Coady is the Aggie with the most impact for the Rams, serving as the primary backup to free safety Kim Herring.

24.   Smith has already made an impact for the Cowboys.

25.   So that had an impact for me.

26.   Some environmentalists say the energy crisis could have a negative environmental impact for decades due to changes in hydropower operations.

27.   Still, the increased risk that bond insurers are taking could have a far-reaching impact for investors.

28.   Sometimes there actually were raids on the Cuban coast, but they were flicking little actions with no significant impact for the anti-Castro cause.

29.   Taking aspirin cut in half their risk for a heart attack, while it had an insignificant impact for those with less inflammation, the researchers said.

30.   That is a big impact for one or two people.