They worry about close contact with others who may be sick.

VOA: special.2009.07.14

"It's definitely a relief to us who lives in here because of what's happening, when everything is over we will be able to go back to Haiti without worry, with knowing OK, without nothing bad happening, we'll feel like we're safe over there and then come again back to America safely."

VOA: special.2010.02.01

Scientists worry the crisis will spread,as the oil moves with underwater currents in the Gulf.

VOA: standard.2010.05.17

"Obama is seen as a domestic policy president, somebody without much foreign policy or national security experience, and Americans naturally wonder and maybe worry about how he is going to deal with those issues,".

VOA: standard.2010.01.06