Waziri , a senior female official , was killed in the attack .
Assailants opened fire on Yalda Waziri in Herat city , Herat province , Afghanistan .
Yalda Waziri , a senior female Yalda Waziri , was killed in the attack .
Assailants opened fire on Yalda Waziri in Herat city , Herat province , Afghanistan .