Run-out declared illegal: Massive controversy in India vs New Zealand Women’s T20 World Cup match; what do rules say?

During India's Women's T20 World Cup match against New Zealand, a controversy arose when Amelia Kerr was called back after being run out. India captain Harmanpreet Kaur protested, but the umpires declared the ball dead. India lost the match by 58 runs.

Run-out declared illegal: Massive controversy in India vs New Zealand Women’s T20 World Cup match; what do rules say?
During India's Women's T20 World Cup match against New Zealand, a controversy arose when Amelia Kerr was called back after being run out. India captain Harmanpreet Kaur protested, but the umpires declared the ball dead. India lost the match by 58 runs.