<sod >Â  The pair said Mr Trump has endorsed their plan to add $8bn (Â£6.2bn) over five years to help cover the cost for people with pre-existing illnesses who could otherwise be priced out of insurance markets.< eod>< sod > Congressmen Billy Long and Frank UptonÂ are among those who have flipped their vote to 'yes'.Â  The pair said Mr Trump has endorsed their plan to add $8bn (Â£6.2bn) over five years to help cover the cost for people with pre-existing illnesses.< eod>