ivan watson. as we head into day six of the devastating wildfires in southern california. firefighters are racing against the clock. officials are warning there is a very significant concern that the fires will grow in the hours ahead, as the santa ana winds regain strength. that comes as the death toll climbs to 16. california's governor is doubling the number of national guardsmen deployed. seven other u.s. states, canada and mexico, are sending in firefighters to help. the powerful winds are picking up as crews make progress on the largest blaze burning in los angeles. the palisades fire, the operations chief, says there's minimal activity in some parts as they stop the spread of the fire's boundary, but that work could be lost. with flames inching closer to brentwood, bel-air and other communities near ucla. officials say they're waiting to see how these winds will impact firefighting efforts, what the wind conditions predicted and what we were hearing from the national weather service when it can carry an ember miles away due to 40, 50, 60 mile an hour winds. >> it do