Senate Majority Leader John Thune said it is "hard to say" whether Todd Blanche can win confirmation as attorney general.
Blanche, Trump's former personal attorney now serving as acting attorney general, faces uncertainty from key Republican senators on the Judiciary Committee.
Sen. Thom Tillis said his views on the January 6 Capitol riot and the controversial "anti-weaponization" fund could be potential obstacles.
AI-generated summary was reviewed by a CNN editor.
Hours after President Donald Trump nominated Todd Blanche to permanently lead the DOJ, the top Senate Republican could not say whether Blanche could survive a nomination fight on Capitol Hill.
