Yocheved Lifschitz, who is 85, has been describing her treatment during her 16 days of captivity. She says she was beaten when she was first abducted but later treated well in Gaza. Mrs Lifschitz was released along with Nurit Cooper, who is 79. Also: A new report suggests the world is on an "unstoppable" shift towards renewable energy, and a cautionary tale about fame, family and betrayal: Britney Spears publishes her autobiography.