Ethiopia: At peace negotiations in Addis Ababa, South Sudan dismisses Sudan claim that it has withdrawn its troops from Abyei, which Khartoum seized a year ago. Turkey: UN Secretary General Ban Ki-moon tells Istanbul conference that international community needs to bolster security in Somalia. Madagascar: Two of Madagascar's four Olympic athletes prepare for the London games. Kenya: New creative arts space opens in Nairobi, boasting fast Internet connection and training for professionals. USA: US scientists run simulations showing how, millions of years from now, our galaxy, the Milky Way, will collide with Andromeda Galaxy.