Suicide bombings

In this Tuesday, Sept. 24, 2019 photo, Afghan National Army soldiers stand guard at a checkpoint ahead of presidential elections scheduled for Sept. 28, in Kabul, Afghanistan. Afghans facing down Taliban threats are torn between fear, frustration and sense of duty as they decide whether to go to the polls Saturday to choose a new president. But the security preparations have been elaborate. (AP Photo/Ebrahim Noroozi)

Afghan security members and people work at the site of a suicide attack in Zabul, Afghanistan, Thursday, Sept. 19, 2019. A powerful early morning suicide truck bomb devastated a hospital in southern Afghanistan on Thursday. (AP Photo/Ahmad Wali Sarhadi)

FILE - In this Sept. 9, 2019, file photo, Afghan President Ashraf Ghani speaks during a ceremony to introduce the new chief of the intelligence service, in Kabul, Afghanistan. President Donald Trump's halt to U.S.-Taliban talks looks like a gift to the beleaguered Afghan president, who has insisted on holding a key election in less than three weeks’ time despite widespread expectations that a peace deal would push it aside. (AP Photo/Rahmat Gul, File)

Election commission workers prepare ballot boxes and election materials for the presidential election scheduled for Sept 28, at the Independent Election Commission compound in Kabul, Afghanistan, Sunday, Sept. 15, 2019. Afghan officials say around 100,000 members of the country's security forces are ready for polling day. (AP Photo/Rahmat Gul)

People evacuate an injured man after a walkway collapsed and set off a stampede as thousands of Shiite Muslims marked one of the most solemn holy days of the year in the holy city of Karbala, Iraq, Tuesday, Sept. 10, 2019. Officials say at least 31 people have died and around 100 others were injured in the chaos Tuesday, which occurred toward the end of the Ashoura procession, causing panic and a stampede, according to two officials. (AP Photo/Anmar Khalil)

Afghan army soldiers arrive at the site of a car bomb blast in Kabul, Afghanistan, Thursday, Sept. 5, 2019. A large car bomb rocked the Afghan capital on Thursday and smoke rose from a part of eastern Kabul near a neighborhood housing the U.S. Embassy, the NATO Resolute Support mission and other diplomatic missions. (AP Photo/Rahmat Gul)

Security forces stand next to a crater caused by Monday's suicide bomb attack in Kabul, Afghanistan, Tuesday, Sept. 3, 2019. (AP Photo/Rahmat Gul)

Afghan security forces stand guard during a fight against Taliban fighters in Kunduz province north of Kabul, Afghanistan, Saturday, Aug. 31, 2019. The Taliban have launched a new large-scale attack on one of Afghanistan's main cities, Kunduz, and taken hospital patients as hostages, the government said Saturday, even as the insurgent group continued negotiations with the United States on ending America's longest war. (AP Photo/Bashir Khan Safi)

A man waves an Afghan flag during Independence Day celebrations in Kabul, Afghanistan, Monday, Aug. 19, 2019. Afghanistan's president is vowing to eliminate all safe havens of the Islamic State group as the country marks a subdued 100th Independence Day after a horrific wedding attack claimed by the local IS affiliate. (AP Photo/Rafiq Maqbool)

Relatives grieve near the coffins of victims of the Dubai City wedding hall bombing during a mass funeral in Kabul, Afghanistan, Sunday, Aug.18, 2019. The deadly bombing at the wedding in Afghanistan's capital late Saturday that killed dozens of people was a stark reminder that the war-weary country faces daily threats not only from the long-established Taliban but also from a brutal local affiliate of the Islamic State group, which claimed responsibility for the attack. (AP Photo/Rafiq Maqbool)