Dad thought he saved both sons from huge caravan fire but only grabbed one
fire.Tragic tots, Zac, three and Harley, four, were caught up in the huge blaze during a weekend away.Their dad, Shaun tried to pull both boys to safety and thought he'd grabbed both of their arms.But the tragedy was made worse when the doting dad realised that, through the smoke and flames, he'd only saved Harley.Little Zac did not survive the fire while Harley was raced to hospital, Wales Online reports.The boys had been enjoying a weekend sleep over with their dad while mum, Erin Harvey was unaware of the horror that had unfolded.His actions saved Harley, and despite being severely injured, he battled to get back to Zac, but it was too late and the fire was too intense.Zac and Harley's mum Erin, 28, revealed the heartbreaking plight to