32 blades, no explanation Mystery surrounds Pakistani who will be sentenced for carrying razor blades at D/FW By Toni Heinzl Star-Telegram Staff Writer FORT WORTH - Fazal Karim and the 32 double-edged razor blades he kept in a coiled belt in a cardboard box in his carry-on bag remain a mystery to the men who prosecuted and defended him in federal court. A former computer programmer with the civilian-aviation authority of Pakistan, Karim, 37, lived with his wife and three young children in Houston, where he ran three cellphone stores. Prosecutors say he returned to Texas from a four-week trip...