Sligo swimmer Patrick Flanagan competes in the semi-finals of the men's S6 400 metres freestyle in the early hours of Thursday morning at the Tokyo Paralympics.
The 23-year-old will swim in Heat 2 at 01.07am Irish time.
The race will be streamed live on the RTÉ Player - and there will also be news and updates on the Ocean FM Sport Twitter feed @oceanfmsport.
There are 13 competitors in Patrick's event across the two heats.
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The eight fastest swimmers will qualify for the final.
