The Fosters 3x20 Kingdom Come (Season Finale) - A heartbreaking loss leads to a moral quandary for Callie on the season three finale of “The Fosters,” airing .\rbr\rbrThe Fosters 3x20 Kingdom Come (Season Finale) - A heartbreaking loss leads to a moral quandary for Callie on the season three finale of “The Fosters,” airing .\rbr\rbrThe Fosters 3x20 Kingdom Come (Season Finale) - A heartbreaking loss leads to a moral quandary for Callie on the season three finale of “The Fosters,” airing .