Despite hefty investment into AI, Microsoft is struggling to make headway against ChatGPT and a host of other AI assistants.

Fond du Lac, Winnebago, Sheboygan and Manitowoc counties are under a tornado watch until this evening, with additional flood watches to the north.

Tyson Jominy routinely summons Microsoft Corp.’s AI assistant by tapping the Copilot key on his computer. Not because he ...