View this post on Instagram“Thank you for all your kind messages yesterday - we soldier on,” he wrote.The singer added a heartbroken emoji to his moving post.Barlow and his wife tied the knot in 2000 and have three children, Daniel, Emily and Daisy.In February 2012 they announced that they were expecting a fourth child but on August 4 that year, the star revealed that their daughter Poppy had been stillborn.It happened just days before the star was set to take to the stage at the closing