Social media reports claim a huge blast was heard in Dera Ghazi Khan in Pakistan’s Punjab province, where Pakistan houses sits Uranium stockpile. Dera Ghazi Khan is also the country’s largest nuclear centre. Blast was so loud it was reportedly heard 30-50 km away in Balochistan and Khyber Pakhtunkhwa provinces as well. While the huge noise triggered panic among residents, the govt has denied any nuclear accident. Pakistani govt officials said the blasts were due to Pak Air Force jets breaking the sound barrier.