“Senate Republicans are planning to spend tens of millions of dollars over the next few months to rescue Texas GOP Sen. John Cornyn, hoping to reintroduce him to Lone Star State conservatives and save his flagging primary prospects,” Punchbowl News reports.“The Senate Leadership Fund, the top GOP super PAC focused on Senate races, urged donors last week to open their wallets to help Cornyn beat back a challenge from Texas Attorney General Ken Paxton, arguing the race could become a costly disaster without immediate intervention.”