Sen. Pat Toomey has put the issue at the center of his reelection bid.
Sarah Ferris 07/06/16 01:42 PM EDT
Democrats have vowed to oppose the current version of the bill.
The Senate will take a second vote ahead of the summer recess.
Sen. Ron Johnson is giving James Comey two weeks to hand over information.
Cruz said he has "serious concerns about the integrity" of the FBI's decision not to recommend charges.
Senate Republicans argue Hillary Clinton is getting special treatment.
The Senate will take a procedural vote on Toomey's legislation this week.
Sen. Joni Ernst is considered a potential Trump VP pick.
A spokeswoman said the senator "walked away" from the forced landing.
Sen. Kelly Ayotte said she is "disappointed" Lynch has refused to formally recuse herself.