The pizza-making robot and other news

BBC Click's Omar Mehtab looks at some of the best technology news stories of the week including:

• Adobe says it can identify manipulated images using artificial intelligence;
• Facebook announces it is giving up on its plan to create drones that beam down internet connectivity;
• A pizza-making robot that can spread the tomato sauce, put it in the oven, into a cardboard box and cut it up into slices.