BREAKING NEWS: Police Officer Shot And Killed In Fox Lake; Manhunt Underway COMING UP: News conference at 3:45 p.m.

Diphtheria

Worst Whooping Cough Epidemic In Decades Strikes California

Whooping Cough Vaccinations Mandated For Students Entering Grades 6, 9

Students entering grades 6 and 9 in Illinois have until Oct. 15 to be vaccinated for whooping cough.

CBS Chicago–08/14/2012