To put Brenton Tarrant's Christchurch attack on two mosques in to perspective, just in the month of July 2020, there were the following results of Islamic Terrorism:

Attacks 184
Killed 864
Injured 776
Suicide Blasts 6
Countries 23

In just the last week in August, there were:

Attacks 53
Killed 180
Injured 161
Suicide Blasts 0
Countries 12

There were barely mentioned in the media.