ASIF SHAHZAD PAKISTAN'S government began restoring power to millions of people after a breakdown in the grid triggered the worst electricity outage in months and highlighted the weak infrastructure of the heavily indebted nation. An inquiry has been launched into the outage, which began at around 7:00 a.m. local time (0200 GMT) and has so far lasted more than 12 hours during the peak winter season. As evening drew on and homes were without electricity in the dark, Energy Minister Khurram Dastgir wrote on Twitter that authorities had started restoring power across the country. Dastgir had told reporters earlier: "We have faced…