Over the weekend, Muslim mental health professionals quickly pulled together a webinar to share advice on how to deal with trauma after the New Zealand terrorist attacks on Friday. A white supremacist killed at least 50 people as they prayed in two mosques.

Psychiatrists and spiritual leaders doled out advice on self-care and how to help young Muslims work through this moment.

Updated at 6:15 p.m. ET

The White House says President Trump will nominate Stephen Dickson, a former executive and pilot at Delta Air Lines, to lead the Federal Aviation Administration.

On a drizzly day earlier this month, a gaggle of mostly Chinese protesters gathered outside a provincial Supreme Court in downtown Vancouver, British Columbia. Inside the court, an extradition hearing was underway to decide whether to send Meng Wanzhou, the chief financial officer of Chinese tech giant Huawei, to be prosecuted in the United States.

Recent weeks have seen an upsurge in direct, and often deadly, attacks against the health workers trying to respond to the ongoing Ebola outbreak in Democratic Republic of the Congo.

But the pileup of incidents can obscure a crucial feature of the trend: The attacks actually fall into two very different categories.

In the first bucket are coordinated assaults by organized groups such as criminal gangs or the dozens of rebel militia that have long clashed with the government.