A son of the president of Russia's Tatarstan region was named among 50 people thought to have been killed in a plane crash in the region's capital.
Rustam Minnikhanov's son, Irek, was on the flight from Moscow to Kazan, according to a passenger list posted by news websites whose authenticity was confirmed by the regional government.
More top news
'Why are Ucas sending me tampons?' one university-wannabe asked as dozens more took to Twitter over the unusual correspondence.
His mother Princess Diana was killed in a car crash in Paris in 1997 when he was just 12 and his brother William was 15.
The 21-year-old, who was arrested on Sunday, also allegedly injured two other people in the attack in the German city of Reutlingen.