"Following Raducanu’s complaint, Dubai Police detained a tourist who approached her, left her a note, took her photograph, and engaged in behaviour that caused her distress during the Dubai Duty Free Tennis Championships.
The Dubai Media Office confirmed in a statement: "Dubai authorities have taken swift action to address an incident involving British tennis star Emma Raducanu, in accordance with local legal protocols.
Raducanu, 22, broke down in tears when a man who exhibited "fixated behaviour" turned up unexpectedly at her tennis match in Dubai.
LUKE LITTLER has shown support for Emma Raducanu following her stalker hell, saying what she went through was unacceptable.
After becoming world champion in January, Littler admitted he would like to meet Raducanu after she floated the idea of meeting up.