Are Kate and William's Instagram posts a sign of their insecurity with Meghan and Harry's rising popularity?

meaww.com - 05-23

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Once the 'Fab Four', Meghan Markle, Prince Harry, Prince William and Kate Middleton seem to have drifted apart over the years. The four royals were quite used to living in one home, Kensington Palace, and sharing one social media account, @kensingtonroyal.