Kim Kardashian tells sisters she's 'always got your back' as she shares flashback bikini photo with Kourtney.br br The photo might be a flashback, but the message couldn't be clearer.br Amidst the drama going on in her family Kim Kardashian made a statement as she posted 'Always got your back sis' to Instagram on Saturday.br The statement accompanied a bikini photo, of course, showing Kim with her oldest sister, Kourtney, during their recent Turks And Caicos trip.