"Bob Mueller doesn't feel, to me, like he is almost done. I don't think he is ending on Roger Stone, but might be," Christie said on "Fox & Friends."
The Republican senator warned William Barr, Trump's attorney general nominee, about the president's reading habits.
Earlier this week, a redaction error in a court filing revealed that Paul Manafort shared polling data with a Russian operative during the 2016 campaign.
MSNBC's Joe Scarborough slammed the president's style of governing on Monday's edition of "Morning Joe."
John Harwood makes bold claim while appearing on CNBC's "Live with Alex Witt."
The Mueller investigation has named 16 Trump associates who met with Russians around the time of the 2016 election campaign.
"When will this illegal Joseph McCarthy style Witch Hunt, one that has shattered so many innocent lives, ever end-or will it just go on forever?" Trump fumed.
Matthew Whitaker has yet to meet with special counsel Robert Mueller, but Republican Senator Lindsey Graham said the acting attorney general has no plans to recuse himself or shut down the investigation.
Tom Watson, deputy leader of the Labour Party, believes there is evidence Russia attempted to manipulate the Brexit referendum.
President Donald Trump's attorney Rudy Giuliani has said he is hopeful that an interview between his client and Special Counsel Robert Mueller would be "negotiable."
Trump must decide between chaos and leadership.
Trump reportedly gave Ukraine the missile system after the country stopped cooperating with the Mueller investigation.
The White House press secretary quickly shot down a question about whether the president would step down amid recent "turmoil."
Pinchuk is worth $1.4 billion.
Thirteen Russians were indicted last month for having "communicated with unwitting individuals associated with the Trump campaign."
Democrats have been trying to get Donald Trump Jr. to testify in public.