Mark's in trouble

"Mark, would you step into my office please? There's something we need to sort out."

Sort out – sorted out – sorted out

Meaning: If you sort something out, you deal successfully with a problem or difficult situation.

Grammar: This phrasal verb needs an object. It is possible to put the object between the verb and particle. If the object is a pronoun, it must go between the verb and particle.

We sorted out the problem
We sorted the problem out
We sorted it out

We sorted out it - NOT CORRECT

Example sentence: The filing system was so disorganised that it took two days to sort it out.

Synonyms: solve, resolve, reconcile, reorganise, tidy up, put in order, deal with

From: BBC Learning English - http://www.bbc.co.uk/worldservice/learningenglish/