GMail chat monitoring

I'm monitoring my child's activity but can't seem to find a way to monitor her Gmail chatting.  I assumed this is categorized as "IM", but no activity shows under IM.

How can I add gmail chat to my monitoring reports?

I'm monitoring my child's activity but can't seem to find a way to monitor her Gmail chatting.  I assumed this is categorized as "IM", but no activity shows under IM.

How can I add gmail chat to my monitoring reports?