Three field goals in the last five minutes decided the National Rugby League game in torrential rain in Melbourne, where the Storm beat the Penrith Panthers 18-17 thanks to the decisive Cooper Cronk drop kick.
It's Melbourne's second straight one-point victory through a field goal and moves the Storm into a share of top spot on the NRL ladder alongside Brisbane and St George Illawarra.
Defending champions the Sydney Roosters won their first game of the season as the blew away the Parramatta Eels 56-4.
