In a globalized society in which millions of people regularly cross international borders, a coup, a virus, tribal clashes or a natural disaster can toss whole regions into chaos.
Commentary: Attorney General Eric Holder has taken almost unprecedented, lightning-fast first steps to potentially bring civil rights charges against the officer who shot Michael Brown.
James Foley, a Marquette University graduate who was beheaded by Islamic State militants, prayed the rosary to get him through one period of captivity.
Column: What if these "divisions" among Christians were seen not as disunity but as diversity -- a positive, not a negative?
Editor's note: This story has been updated with a statement from Sr. Carol Keehan.
The largest group of nonprofit health care providers in the nation met Tuesday to discuss the future under the Affordable Care Act.
Jesuit Fr. William Brennan spent the last two years of his life under restricted ministry because of participating in a eucharistic liturgy with a Roman Catholic woman priest.
"In this place of prayer, in this place of faith ... this place is a fertile ground to talk about our love of the Lord."
That a "universally beloved" entertainer such as Robin Williams could commit suicide "speaks to the power of psychiatric illness," mental health experts say.
Williams, who died Monday at age 63, had some of the risk factors for suicide: He was known to have bipolar disorder, depression and drug abuse problems, said Julie Cerel, a psychologist and board chair of the American Association of Suicidology.
People who are severely depressed can't see past their failures, even if they've been as successful as Williams.
The action is part of a plan to aggressively increase wages for workers such as clerical staff, parking attendants, maintenance staff, security and police officers.
Analysis: Miguel D'Escoto's return to priestly ministry sends another beacon of light from Francis to unravel the misunderstanding of the last 60 years.