Explosion at house of Afghan presidential candidate - police
"Four people entered Ashraf Ghani's house and there was an explosion followed by gunfire," the officer told Reuters.
There were no immediate reports of casualties. Ghani is a former World Bank official who has picked powerful former Uzbek warlord Abdul Rashid Dostum as his running mate.
(Reporting by Hamid Shalizi; Writing by Maria Golovnina; Editing by Paul Tait)