FILE -- United States and Afghan military personnel at Camp Shorabak in Helmand Province, Afghanistan, Sept 26, 2019. The Sept 11 attacks led American troops into Afghanistan in 2001 for what became a two-decade war — now President Joe Biden’s decision to withdraw military forces has prompted a central question: Will the threat of terrorism against America re-emerge from Afghanistan? (Jim Huylebroek/The New York Times)

Will Afghanistan become a terrorism safe haven once again?

Not likely, at least in the short term, intelligence officials assess. But stopping terrorism groups over the long term could be more difficult