Sources say that the governor has 'set the wheels in motion' for a run for the presidency. [=the governor has started to run for president]
They will be taking steps to 'set/put' the divorce proceedings 'in motion'. [=to begin the divorce proceedings]
She made a 'motion' that the meeting (should) be adjourned. = She made a 'motion' to adjourn (the meeting).
(..) MAN : Let's go. MAN : Give me your hand. KAREN: You now have seconds until catastrophic failure. What?! Why? Unexpected motion has caused the deterioration to escalate. - How do I get in there? Whoa. Has that been there this whole time? That's awesome. Karen, I'm on my way. (..)2017 Spider-Man: Homecoming