President or foreign minister - who should talk to Medvedev?

Listening to an analysis of the Russian presidential election, I heard the interviewer ask who would now be handling Russian foreign policy? Would it be the President - the newly elected ex-Chairman of the Russian state energy giant, Gazprom, whose name was lost to Hillary Clinton the other day - Mr Dmitry Medvedev? Or would it be that prime ministerial power behind, under, over, around, and beside the President's throne - Mr Vladimir Putin?

The government spokesman muttered something s...