LONDON: Muttahida Qaumi Movement (MQM) chief Altaf Hussain on Monday condemned the unprovoked firing by Indian Border Forces in Shakargarh and Zafarwal sectors in which four Pakistanis were martyred. br br According to a statement issued here, MQM chief Altaf Hussain expressed sorrow over the martyrdom of four civilians as a result of unprovoked firing by Indian Forces. br br He said the whole nation stand behind the country's armed forces in the ongoing battle against the terrorists.