Taco Bell and Lyft take on McDonald's and Uber in the fast-food delivery battle (YUM, MCD)

Facebook/McDonald's The fast-food delivery battles are heating up — and ride-sharing services are taking sides. This week, McDonald's and Taco Bell both came out with big news for customers too lazy to get up and go to the fast-food chains themselves. On Wednesday, McDonald's announced that delivery is now available at more than 7,800 restaurants in 47 countries and six continents. While the fast-food chain only started offering delivery in the US through an UberEats partnership in January, th...