With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Joss Whedon became Justice League 's director because Zack Snyder had a family issue .
text_B: In May 2017 , Whedon took over directing duties for Justice League from Zack Snyder , directing re-shoots for the film and handling post-production in his place.
NOT ENOUGH INFO.