SEOUL, South Korea (AP) — The worst November snowstorm in half century has hit Seoul, grounding hundreds of lights countrywide and disrupting commuter traffic in the capital. South Korea’s weather agency said 20 centimeters (7.8 inches) of snow fell on Wednesday in northern areas of the capital of Seoul and some nearby areas. The agency said it was the heaviest snowstorm Seoul has seen in November since November 28, 1972, when 12 centimeters (4.7) fell on the capital.