root 's unbeaten 118 came with england posting a 74-run lead at the end of day three , while the score of 373 for six was also down to some impressive batting from england 's top order .
captain alastair cook got 76 in a century and is 118 not out at stumps on day three of the second test in grenada .
the end of the day was slightly marred by the loss of three quick wickets , with ballance , moeen ali and ben stokes departing deep into the final session , leaving jos buttler -lrb- four -rrb- to start day four alongside root .