How Ukraine's 'lifeline' railway runs even as Russia bombs it, according to a man fighting to keep the trains on time

• Ukraine's rail network has kept people, humanitarian aid, and cargo moving through a year of war.
• But the trains run under the constant threat of Russian attacks on the rail infrastructure. 
• Alexander Kamyshin, CEO of Ukrainian Railways, explained to Insider how the operation keeps going.

Alexander Kamyshin will never forget the day he arrived in liberated Kherson, a war-torn city on the Dnieper River.