Kim Kardashian wows in string bikini during PDA-filled beach trip with Lewis Hamilton

Kim Kardashian is putting her romance on center stage. In a recent Instagram slideshow, the 45-year-old reality TV star shared a series of photos from her recent tropical family vacation, including a few bikini shots, some featuring her boyfriend, Lewis Hamilton. The "Keeping Up with the Kardashians" star opened the post with a photo of her and Hamilton, taken from the back, walking along the shoreline with their arms around each other. Hamilton has his hair up in a bun, while Kardashian let her