Rumors of Kareena and Saif Ali khan expecting a baby have been doing the rounds since a while now. But now it looks like these are not just rumors. If we believe the sources, Kareena is apparently in the second trimester of her pregnancy and they are trying to keep the news under wraps. According to SpotBoyE, their London vacation was for Kareena to rest before her pregnancy progresses. A source close to website also confirms the news.