STORY: Tesla missed analysts' profit forecasts for the second quarter and, for the first time in more than two years, reported negative free cash flow.:: The Samson International Smart Mobility Summit 2026That's as the Elon Musk-led EV maker accelerated spending on infrastructure for its AI and robotics ambitions.The automaker reported revenue of $28.2 billion, well above analysts' estimates.But adjusted profit in the quarter was 33 cents per share, lower than analysts' expectation of 51 cents per share.Tesla's capital expenditures more than doubled, pushing free cash flow to negative $1.1 billion.The profit miss and cash burn came despite record vehicle deliveries in the quarter.Tesla shares were down about 4% in extended trading.The profitability squeeze on Tesla's core car business could make it harder to fund Musk's spending plans.On a call with analysts, Musk addressed the higher capital spending, saying he was confident the investments would "yield incredible returns."Tesla is co...