Kourtney Kardashian and Travis Barker are taking a promising step on their IVF journey. On the May 5 episode of The Kardashians, the couple, who got engaged in October, shared their excitement about reaching a new stage in their fertility journey.   The Keeping Up With the Kardashians alum explained, "We are super excited because it's the first time we have made it to an egg retrieval in six months of doing fertility treatments."   During a discussion with Travis, Kourtney described the moment as a "blessing," especially since "the last two times we tried, we weren't able to get to this phase." Kourtney...