Korean Air posted record-high sales in the second quarter of this year (April to June), but operating profit fell by 34%. This is the result of the US-Iran war that broke out at the end of February, doubling the cost of fuel, which is the largest expense for airlines. Korean Air announced on the 13th that in the second quarter of this year, sales were KRW 5.0199 trillion and operating profit was KRW 261.8 billion. The best performer was the cargo business. Cargo sales during this period amounted to KRW 1.5419 trillion, an increase of KRW 486.5 billion compared to the same period last year. Due to this, Korean Air's overall sales increased by 25.9% compared to the same period last year, showing its highest performance in the second quarter ever. On the other hand, operating profit shrank by 34.4% during the same period. This is because the impact of a surge in international oil prices in the aftermath of the Middle East war that broke out on February 28 began in earnest in the second quarter. The average monthly price of aviation fuel in Singapore, which was around $85 per barrel (January 16 to February 15) before the war, soared to a maximum of $215 per barrel (March 16 to April 15). Korean Air spent 1.999 trillion won on fuel costs in the second quarter of this year, compared to the same period last year (94