>> you got fires eating away at california every year because management is so bad. >> reporter: president trump again taking aim at california and its democratic governor gavin newsom tweeting that the governor has done a terrible job of forest management and that he told newsom he must clean his forest floors. in another tweet trump writes, every year as the fires rage and california burns it is the same thing and then he comes to the federal government for money help. no more. get your act together, governor. newsom shot back at the president you don't believe in climate change. you are excused from this conversation. trump's tweets are drawing criticism from scientists who point out the federal government actually controls the majority of california's forests. >> take a look at how much forest floor you would be cleaning up. it doesn't even make any sense. the other thing is a lot of our fires aren't burning in forests but grass land and shrub land. >> reporter: newsom acknowledging california's need to step up its prevention