A suicide bomber blew himself up outside a voter registration center in the Afghan capital Kabul on Sunday, killing at least 57 people and injuring more than 100, in the most serious attack yet on preparations for elections scheduled for October.The ISIS terrorist group claimed responsibility for the attack on a project of key importance to the credibility of President Ashraf Ghani’s government, which has been under international pressure to ensure long-delayed parliamentary polls take place this year.
