Moncef Slaoui gives an update on Operation Warp Speed in the Rose Garden of the White House in Washington. AFP Photo
Moncef Slaoui gives an update on Operation Warp Speed in the Rose Garden of the White House in Washington. AFP Photo
US vaccine programme chief: lab tests under way on new Covid-19 strain
Moncef Slaoui says while the new strain is not likely to be more deadly, vigilance is needed
