Kim Kardashian melted hearts everywhere on Saturday when she uploaded a photo of her 2-year-old son, Saint, planting a big kiss on his baby sister Chicago West. "He loves her so much," the 37-year-old mother of three captioned the heartwarming snap. Kim and Kanye West welcomed Chicago to their family back in January via gestational carrier. Since then, the reality star and business mogul has shared adorable moments from their family outings on social media, including a recent trip to the San Diego Zoo with 4-year-old North West. Prepare to swoon over Kim's recent sweet photo of her kids above.
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