Identify one (or more) sectors in US economy (e.g. banking/technology/materials etc.) that you think are over-valued and are either going through market adjustment or likely to see a market adjustment soon?

Discussion

Identify one (or more) sectors in US economy (e.g. banking/technology/materials etc.) that you think are over-valued and are either going through market adjustment or likely to see a market adjustment soon?

Support your choice with arguments and evidence that can be verified.