Google's stock is falling on Wednesday after the company announced a reshuffling of its AI department. He will be replaced by the CEO of DeepMind Demis Hassabis, who will also be the chairman of that unit. The company's shares fell more than 4% at 1:39 p.m. Despite Wednesday's drop, Google's stock has soared this year on strong AI growth. However, shares fell after the earnings report after increasing capital expenditure for the year to between $195 billion and $205 billion.