At least 39 people were killed and over 80 wounded after a powerful bomb ripped through a rally for a hard-line cleric in northwest Pakistan.The explosion took place at the Jamiat Ulema-e-Islam-Fazl (JUI-F) workers’ convention in Bajaur’s Khar in Khyber Pakhtunkhwa province. The police said that more than 80 people who were injured have been shifted to a nearby hospital.