"TJ had an affair with her colonel so that's kind of a very icky subject because he's her senior and that relationship is sort of dealt with and it's a little bit of an elephant in the room. You're military and then you're stuck on a ship in the middle of space with a guy you had an affair with, that's weird." -Alaina Huffman
This is from http://www.stargate-sg1-solutions.co..._Episode_Guide
In ep 1.15 'Lost'
"Tamara and Young must face some very troubling and personal news."
(So I'm thinking pregnancy? That's what I thought when I first read this spoiler, then a few days later I saw the news that Alaina's pregnant...)