Sell off, encouraged by solid Quarterly Earnings reports on wall street. And well be getting the inside track on Donald Trumps tax plans, plus what is happening in saudi arabia with our Business Editor, simonjack. And its being reported that scientists have sent a secret message to reach alien life elsewhere in the universe. Today we want to know what would you ask or say to any extra terrestrials out there . Just use the hashtag bbcbizlive. Du toit in and let us know youre out of the world responses. We start in california, where in the last few hours electric car maker tesla has unveiled its latest venture. Founder elon musk hopes to take on the road transport business as he has the car industry with an electric powered truck called the tesla semi. Dave lee was at the launch. This is the new tesla semi. It will travel 500 miles on a single charge and elon musk thinks it will make electric the new king of the road. The thing that looks like its not moving. Is a diesel truck. But he ha