President Buhari's Use Of Words Handing Over Power To VP Osinbajo On Hot Seat...

There is some small Controversy going on regarding the letter President Buhari sent to senate and the use of words in detailing his handing over to the Vice President. Is there a difference?Please we need those with Knowledge of English.... ''Osinbajo would perform the duties of my office” -President Buhari January 2017“Osinbajo would coordinate the activities of the government” via IFTTT