My Fifth Riley Riddle Wants to Tell you Something

Question

Here is my fifth Riley Riddle. Any feedback would be appreciated. Thanks!

My prefix has been fired,

My suffix is a metal,

My infix is the 7th word in the title backwards,

And altogether I'm a short message.

Answer 1

I think it is-

Bulletin

Prefix-

Bullet, fired from a gun

Infix-

llet, reverse of tell

Suffix-

Tin, a metal

Together-

Bulletin is a short message, also goes with the title.