PESHAWAR, Pakistan — Pakistani and Afghan forces traded fire overnight at a key northwestern border crossing that has been closed for more than a week over a dispute between the two neighbors, officials said Monday.

Pakistani and Afghan security forces clashed on Monday at the recently shuttered main border crossing between the two countries, killing at least one combatant and injuring several, officials said.

Pakistani and Afghan security forces clashed on Monday at the recently closed main border crossing between the two countries, resulting in at least one fatality and multiple injuries. The conflict reportedly erupted on the first working day of the holy Islamic month of Ramadan,