19-year-old reality star Kylie Jenner took to Instagram on Wednesday to share snaps from her Mexican vacation. The images posted shows Jenner in a black bikini and matching choker basking under the sun. The Keeping Up With the Kardashians star announced on Tuesday that she would be taking a break from posting on her app. Kylie is taking the break after seeing a post about spicing up her sex life with Tyga went live without her approval.