When hunting I alqways keep one in the chamber. safety on of course.
It's like paradise on Earth, enriched with the ever so sweet nectar of
When you're out there by yourself, you become who you really are.
The M&P 15 does not allow the safety to be on once snapped on an empty chamber or empty shell.
You can however cock it without the magazine in place without one in the spout an place the safety on "Safe".