 Comedy icon Bob Newhart has died. Newhart was best known for his TV series, The Bob Newhart Show, as well as his roles in The Big Bang Theory and Elf. He was 94. Taco Bell has launched a new menu item, introducing Cheese Street Chalupa Tacos, made with either grilled marinated steak or slow-roasted cantina chicken, mozzarella, pepper jack cheese, and is topped with fresh onion, cilantro, and creamy jalapeno ranch sauce. Make that a double. Make it a double.