Lucia Newman, CNN's first and only correspondent based in Havana, has jumped to the new Al-Jazeera International network, which plans to begin operations later this spring. Newman will be based in Al-Jazeera's bureau in Buenos Aires, Argentina. Journalist Mariana Sanchez, a former news anchor for Panamericana Television, will also work for Al-Jazeera International in a Caracas, Venezuela bureau, the network said on Wednesday. Meanwhile, the network is still targeting a launch in late May, spokeswoman Rana Jazayerli said. She labeled as misleading some reports that circulated last week that the network would have trouble meeting that target. The English-language network...