Tesla’s first SUV unveiled

FREMONT, Calif. — Electric vehicle maker Tesla Motors has mastered the sporty two-seater and the elegant sedan. Now, it wants to conquer the family hauler. Tesla’s Model X — one of the only all-electric SUVs on the market — was officially unveiled Tuesday night at the company’s California factory. The Model X is the third vehicle from 12-year-old Tesla, after the Roadster — which was discontinued in 2012 — and the Model S sedan. It should attract new cus