When Simon Cowell heard the devastating news a massive flood in Texas had claimed 104 lives, including 28 young girls who vanished when the waters tore through their summer camp he broke down. This wasn’t just another headline. This was heartbreak. Overwhelmed with emotion, Simon didn’t hesitate. He donated $300,000 to the relief fund and vowed that every dollar earned from the first six months of his new single, “Texas,” would go toward helping the state heal. But it wasn’t the money that hit people hardest. It was the letter he sent to the parents of those 27 missing girls. Handwritten. Raw. Full of aching compassion…