Complex sentence: China was not days away and in fact, when Chinese officials detected the GM corn in a shipment in November 2013, the shipment was destroyed and market prices for corn collapsed from $7.50 per bushel to below $3.50 per bushel.
Split into simpler sentences: China was not days away and in fact, when Chinese officials detected the GM corn in a shipment in November 2013. The shipment was destroyed and market prices for corn collapsed from $7.50 per bushel to below $3.50 per bushel.