Gary Barlow is still “angry” about the death of his daughter Poppy. The Take That singer, 53, was devastated when his fourth child was delivered stillborn at full term on 4 August, 2012, days before his band had to perform at the closing ceremony of the 2012 London Olympics – and Gary has now admitted he feared the trauma would end his marriage to his 54-year-old wife Dawn. He said on ‘The Imperfects’ podcast: “I haven’t really found peace with it yet. “I don’t talk about this in great detail and I literally don’t because I’m still kind of figuring it out a little bit. “My wife’s emotions were…