Mr. Hazare had been running a fever for several days but vowed to go on with his fast.

WSJ: India Moves to Toughen Graft Fight

No one has reported sick so far, but five staff whose children are running a fever have been asked to work out of their homes.

FORBES: Market Scan

Their, misplaced, argument was that South Africa was a major centre of the epidemic - with infection rates running at about 11% nationally - whereas yellow fever had been eradicated in Nigeria.

BBC: African viewpoint: Yellow fever and family demands