Mueller's office and lawyers for Michael Flynn want more time, per new filing:

"Due to the status of the Special Counsel's investigation, the parties do not believe that this matter is ready to be scheduled for a sentencing hearing at this time." https://t.co/9QCVGan0bo pic.twitter.com/Jrsepgwwwd

— Zoe Tillman (@ZoeTillman) January 31, 2018
.....