Number of people killed in the crash last week of a Peruvian airliner in a marsh near the Pucallpa airport
Estimated number of people who have died in five air crashes worldwide in August, the deadliest month for plane wrecks since May 2002
Initial weeks of the human gestation period during which a fetus cannot feel pain, according to a controversial new study
Number of states that have recently passed laws requiring doctors to inform women seeking abortions after the 20th week of their pregnancies that their fetuses can feel pain
Number of years since the...