Is it actually pinched or did part of it get eaten? Cutworms chew plants off at ground level and hide about 1/2 cm down in the dirt during the day.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk