Khloe Kardashian unsure about wanting Tristan Thompson to be her sperm donor

American reality TV star Khloe Kardashian, who has daughter True, two, with basketball player ex-partner Tristan Thompson wants to have more kids. But she is unsure if she wants Tristan to be her sperm donor.

Speaking in a preview of the E! reality show, Keeping Up With The Kardashians, Khloe said: "I've been taking hormone...