A devastated Scots family are seeking surgery in America after their two-year-old son was diagnosed with a rare tumour.Toddler Dax Peek has acoustic neuroma/vestibular schwannoma- a type of tumour that can cause permanent damage to the face and ears and is rarely found in children.Without treatment Dax could lose his hearing, sight in one of his eyes and be left with a permanent 'droop' in his face.Parents Jonnie and Devon Peek, from Edinburgh, have been speaking with a specialist surgeon in San Diego who says he can remove it.But to get across the Atlantic they are having to find £50,000.They launched their GoFundme page on Tuesday night and have been "stunned" to have already raised more than £35,000.Offshore worker Jonnie, 32, said they