A team from the US Defense Department’s policy shop will spend three days this week in Colorado to determine if two prisons in the state might indefinitely hold dozens of Guantánamo detainees. More.

Retired Detective Ronald Richards, 45, of the NYPD bomb squad, died Sunday after a long, 9/11-related illness. Richards was assigned to Emergency Service Truck 5 in Staten Island on 9/11 and he responded when the planes struck the World Trade Center. More.

NYPD cops who worked at Ground Zero after 9/11 had 50 percent more cancer diagnoses than officers did in the years before the terror attacks, a long-awaited study has found. The NYPD’s 20-year study - the largest ever of cancer among police officers - was distributed internally by the department’s chief surgeon Thursday and obtained exclusively by The Post. More.

Two Boston University students skipped their lunch date last fall after reading an email blast that encouraged students to attend a “depression screening” on campus. The boy didn’t want to go, but his girlfriend encouraged him, promising that she would come with him. There the boy learned that he showed symptoms “highly consistent with depression,” the girl told Dori Hutchinson, director of BU’s Center for Psychiatric Rehabilitation.

The terrorist attack of September 11th 2001 destroyed lives and changed lives. It is impossible to be here without feeling an immense emotional connection to the victims, their families and to this city and this country. So much savage grief and injustice meted out in a single day by an act of unspeakable and incomprehensible evil: unspeakable because of its barbarity; incomprehensible because it was carried out in the name of religious faith. More.

In August 2013, one of five men accused of helping carry out the September 2001 terrorist attacks met with his defense lawyers in the U.S. detention center in Guantanamo Bay, Cuba. Ramzi bin al Shibh, who military prosecutors say relayed money and messages to the 9/11 hijackers, asked his lawyers to send a message to his nephew in Yemen. More.

Pope Francis said a prayer and laid a white rose at the slabs of names of victims by one of the two reflecting pools. He then met with several relatives of first responders who died in the attack, as well as former New York City Mayors Rudy Giuliani and Michael Bloomberg and Gov. Andrew Cuomo. More.

Comedian and late night host Jon Stewart is joining hundreds of firefighters to push for the renewal of a bill to compensate first responders who grew ill working at ground zero in the wake of the Sept. 11 terror attacks. Stewart will also be joined from politicians from New York on Capitol Hill in Washington in support of the World Trade Center Health Program, which provides treatment and compensation to 9/11 first responders.