News Summary: Olympics security co. may fire staff

JOBS ON THE LINE: The chairman of G4S has indicated that senior managers may be in danger of losing their jobs following the security company's failure to recruit sufficient staff for the Olympic Games.

COVERING THE SHORTFALL: Britain is calling in 3,500 troops to cover the positions G4S could not fill.

CORPORATE EFFECT: G4S' CEO has already waived his bonus for this year, and has said he considered — but ruled out — resigning. The company says its loss on the contract could range from $54 million to $78 million this financial year.