Tottenham were made to work hard by London rivals Crystal Palace but Heung-Min Son's third goal in two games inspired them to victory.
Son Heung-min scored his first Premier League goal to earn Tottenham a 1-0 win over Crystal Palace at White Hart Lane.
The South Korea international followed on from his Europa League double against Qarabag in midweek with the winning strike on Sunday, handing Tottenham the bragging rights in a closely fought London derby.
