. :11 ((sot)) dr richard besser gma "they report that it was spread through sexual went abroad, acquired the their partner." partner."in addition to those new guidelines from cdc.. the red cross is now asking donors to wait 28 days after visiting donating blood. facebook's c-e-o is joining the fight against the zika virus. mark zuckerberg says facebook is partnering with a non-profit in brazil to raise awareness about the virus that's now a "public health emergency."he definitely has the money to do it.he just became the 4-th richest person in the world.he just passed amazon's c-e-o in the "bloomberg billionaires index." zuckerberg's fortune is now worth around 50 billion dollars. more good news about former president jimmy carter's recovery from cancer.he says a new scan of his chest and abdomen... show no signs of melanoma anymore. anymore.that's on top of a brain scan last december that showed the cancer is gone. you'll recall he took a special anti-melanoma drug... getting doses every three last summer.carter says scans don't always detect the tiniest of cancer cells... so he's still