How native speakers pronounce “jam”

There's no moral high ground either in saying all you have to do is figure out how to jam us and you win. BS: And it sounds like a lot of defense systems that exist today

The AI Arsenal That Could Stop World War III | Palmer Luckey | TED · TED

so that sometimes, my parents were not paid their salaries. And so, as a child, I saw jam disappear from the breakfast table, then margarine disappeared,

Chimamanda Ngozi Adichie: The Danger of a Single Story | TED · TED

and it suddenly exploded one day when we got a phone call from Bono, the Edge and Pearl Jam, who all agreed to headline our concert.

What does it mean to be a citizen of the world? | Hugh Evans