Motor hums but no torque on inexpensive table top drill press?

The motor won't start revolving but seems well lubricated. Up to this point in time it has always worked fine. I'm not aware of anything that I did to change this since it just sits in the garage between uses. This is one of those inexpensive, under $100, drill presses that has worked fine for light jobs. What type of troubleshooting could I do with a VOM or taking motor cap of and visually inspecting? How would I know by looking inside the motor cage if something was not

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