malfunction

In need of a little expertise... I have been shooting a Sig P365 XL at the range with no problems, for about 600 or so rounds (I am determined to get very familiar with it). Yesterday I had it jam on me for the first time. The bullet came out of the casing, and fired just fine, but the...

Apologies if I happen use any incorrect terminology or for any lack of knowledge regarding the platform. I am new to firearms in general. Smith & Wesson M&P 15. Completely stock other than a BCM charging handle, and Magpul handguard. Since buying it early last year it’s seen about 400 rounds of...