马斯克：即将推出的效率改进措施将使Cybercab能够采用40千瓦时电池包。

Trump and NASA announced CapeWeek, a new US aerospace industry conference to be held at Kennedy Space Center, Florida, in two years. Organizers say the event aims to exceed rival international airshows and serve as an alternative to overseas events, showcasing US aerospace capabilities and attracting global commercial activity. It will join the calendar alongside established shows including the Paris Air Show, Farnborough and Dubai. In September the White House urged US aerospace firms not to attend a high-profile global space summit in Paris organized by French president Macron.

Berkshire Hathaway (BRK.A, BRK.B) repurchased shares in Q4 totaling the equivalent of about 2,554 Class A shares as of Oct. 28.