Irish teenager Ibrahim Halawa is due to appear before court in Cairo today.
The 19 year old from Firhouse in Dublin was arrested in 2013 when he was in attendance at a protest in the city.
His family and Amnesty International have raised concerns about his health and well-being.
Ibrahim is due to face trial this morning along with 493 others, however it's not clear if the proceedings will go ahead.
Executive Director of Amnesty International Ireland Colm O'Gorman says he's extremely concerned for the teen's welfare:
