Hurricane Earl now 'category 4'
A storm moving through the eastern Caribbean has strengthened to a Category Four hurricane, prompting warnings for several islands.
Hurricane Earl is generating sustained winds of 215km/h (135mph).
Forecasters say it is a major hurricane and could cause "catastrophic" damage if it hits land.
Scott Stripling from the US-based National Hurricane Center told the BBC what to expect from the storm.
31 Aug 2010
- From the section US & Canada