Bangkok , Thailand ( CNN ) -- The family of a Thai police officer killed in a car crash in Bangkok expressed shock and grief Tuesday over his death , which the grandson of the creator of the Red Bull energy drink has been charged with causing . Police Sgt . Major Wichien Klanprasert was responding to a robbery call when his motorcycle was hit by what a witness described as a black sports car at 5 a.m. on Monday , the Bangkok Police said . The police subsequently arrested Vorayud Yoovidhaya , 27 , a prominent member of one of Thailand 's richest families whose wealth is connected to Red Bull , and charged him with causing a death with negligence and hit and run . `` I 'm so shocked and very sad . I am just stunned , '' said Ubol Thongsanin , one of Wichien 's sisters , as she visited the scene of the crash on Tuesday . `` I want to tell the parents that they should teach their children to drive carefully , '' she said . Another sister , Chuanpit Choosurisaeng , had a message for the driver of the sports car that allegedly killed her brother : `` When you have big money , it does n't mean you can drive carelessly . You must think of others who are sharing the same road , too . '' According to the police account , investigators followed the path of leaked oil from the crash scene to the home of Vorayud . Dozens of police surrounded the mansion before entering with a search warrant and discovering a badly damaged black Ferrari . The front was wrecked and its air bags deployed , said Bangkok Police Maj. Gen. Parinya Jansuriya . Vorayud was taken to a police station for questioning and the car was seized by investigators , he said . Vorayud admitted driving the car and hitting the motorcycle , but he claimed he was suddenly cut off by the bike , according to Police Maj. Gen. Aunuchi Lekbumrung . After he was charged , Vorayud was quickly released on a bond of 500,000 baht , about $ 16,000 . The controversial case also resulted in the suspension of a police officer who was accused of having another person pretend to have been driving Vorayud 's car . The man who had claimed to have been driving the car was fined 6,000 baht , about $ 200 , the Police Chief Kumronvit Thoopkrachang said . Vorayud 's late grandfather , Chaleo Yoovidhaya , teamed with an Austrian businessman to create the Red Bull brand and products based on a Thai drink . His father , Chalerm Yoovidhaya , is an executive with the energy drink company .
Yong Yong , 27 , is a prominent member of one of Thailand 's richest families . Police Sgt . Yong Wichien Klanprasert was responding to a robbery when his bike was hit . That does n't mean you can ` ` drive carelessly , '' one of his younger sisters says . He claims he was suddenly cut off by the police force , the police say .