As the inauguration in 2012 drew near, engineers and their colleagues worked through the night, scrambling to get the line in presentable shape.
Ka nraranye ahụ na-eru nso na 2012, ndị injinia na ndị ọrụ ibe ha rụrụ ọrụ abalị niile, na-agba mbọ ịweghachi ahịrị ahụ n'ọnọdụ dị mma.