Yes, I just want to reiterate what Shybear stated.
The insertive partner is at risk, too.
"Tops" are not immune from contracting the HIV virus.

It's odd to me that this is 2010 and many men still don't "get" this.
To repeat: Tops are at risk, too!

Hope Springs 2010 WoR Alumnus
"I'm here, and I'm on the mend."