Sen. John CornynJohn CornynSenate's No. 2 Republican: Border tax 'probably dead' McConnell: Senate will pass short-term funding bill to avoid shutdown The Hill's 12:30 Report MORE (R-Texas) took to Fox News on Sunday to attack ObamaCare on Medicare Advantage
"Medicare Advantage has been a tremendous success, it's growing because seniors like the innovation, the choice and the range of services that they have have available to them, but this of course threatens this private-sector alternative and will force people into a single-payer option."
Republicans have been hammering Democrats on a planned 2-percent reduction in payments to Medicare Advantage programs, seeking to further erode support for ObamaCare.
Cornyn has been a vocal opponent of the law from the start, and has ramped up his criticism of ObamaCare leading into his primary against Rep. Steve StockmanSteve StockmanFormer congressman indicted on conspiracy charges Ex-GOP rep blames arrest on 'deep state' conspiracy Former Texas rep Steve Stockman facing conspiracy charge MORE (R-Texas). He is expecting to win the race easily.