51.  Earlier this month in the United States, Bobbi McCaughey, gave birth to seven babies in Iowa , the only known case of surviving sextuplets.

52.  El Salvador on Tuesday reported the first known case of cholera due to Mitch.

53.  French health authorities said the incident is only the second known case in which a health professional has infected a patient.

54.  Government spokesman Pio Cabanilla reacted to the report by confirming there were no known cases of anthrax infection in Spain.

55.  He said it would be the first known case of ritual murder in Britain.

56.  In May, a three-year-old Hong Kong boy died after contracting the virus, the first known case of human infection.

57.  In the three other known cases, the patients all survived after being treated with a cocktail of other antibiotics.

58.  It is one of only a few known cases of the use of weapons by Neanderthals against one another.

59.  It was the first known case of successful food aid deliveries to the area since the fighting began.

60.  It was the first known case of counterfeit bills of the Croatian currency, the kuna, in circulation.