Run Interference American informal
To assist somebody to accomplish something by managing with potential issues so as to dispose of encumbrances or diversions; to intervene in arrange to assist another person.
They want me to do something, or perhaps run interference for them.
Why do they run interference for this man?
To help someone when they are facing a problematic or dangerous situation
It is used in all of tenses.
This expression come from football, where it alludes to the blocking of defensive players by hostile players to let the ball carrier progress. Its metaphorical meaning dates from the mid-1900s.
To overcome some disadvantage or get out of a bad situation when you have already lost a lot of time for it
We love Tim but we all think that it's impossible he can make up leeway and win first place in the race.