At a briefing yesterday with senior administration officials, CNN Senior Medical Correspondent learned more about federal efforts to get the vaccine to those who need it most.

A new study shows pregnant women are four times more likely to suffer from the complications of swine flu. When a vaccine comes out this fall, pregnant women will be at the top of the list to get the shot – but will they want it? CNN Senior Medical Correspondent Elizabeth Cohen has this report.

The Michael Jackson case is putting the spotlight on prescription drug abuse. It's a serious problem that affects people in all walks of life – 20,000 people die every year from prescription drug overdoses. Senior Medical Correspondent Elizabeth Cohen takes a look at the problem and what some are trying to do about it. Follow Elizabeth Cohen on Twitter: www.twitter.com/elizcohencnn