UPDATE 1-Damage, flooding on grounded Shell oil rig but no spill
January 04, 2013 at 02:51 AM EST
ANCHORAGE, Jan 3 (Reuters) - A Shell oil drilling rig grounded off an Alaska island since a New Years Eve storm has suffered damage from waves and flooding but has spilled none of the 155,000 gallons of fuel and other oil products aboard, officials managing the incident said on Thursday.