Gun battles killed at least 11 militants and six policemen across southern Afghanistan. Insurgents also targeted NATO patrols in Kabul, the capital, with bicycle-rigged bombs.
In Helmand province, a clash left 11 suspected Taliban and two policemen dead, said Deputy Gov. Amir Mohammed Akhundzada.
Insurgents killed four more police officers in the southeastern province of Ghazni, a government spokesman said.
In Kabul, a bomb rigged to a bicycle exploded as a North Atlantic Treaty Organization patrol passed, injuring four French soldiers and three civilians. Another bicycle bomb caused no casualties.