> [Khaled Al-Nobani] claimed police took 20 minutes to arrive. “We are in the middle of the city. The middle of Christchurch. There was no traffic about. You need two-minute [maximum] response.”
https://www.theguardian.com/world/2019/mar/15/christchurch-shooting-new-zealand-suspect-white-supremacist-symbols-weapons
This is a very good question, and only one of a number of troubling and unanswered questions about Friday. (1/2)