Roma were hosted by Napoli in the 30th round of the Italian Serie A, and they lost 1-2.
Henrikh Mkhitaryan, midfielder and captain of the Armenian national team, scored Roma's only goal.
Mkhitaryan was among his team’s starters, and he played the entire match.
Napoli have now tied with Roma—which are fifth in the current Serie A standings—with 48 points, but are behind them on goal difference.
Roma have suffered their third consecutive defeat.