MetLife celebrated a victory this week when a district court in Washington ruled the Obama administration had acted unlawfully in determining the biggest US insurer by assets was "too big to fail". The FT's Alistair Gray tells Ben McLannahan which other companies might come forward to challenge the same designation, how the ruling could affect insurance groups like AIG, and what steps Washington could take to contest the ruling. For information regarding your data privacy, visit acast.com/privacy