She goes toe-to-toe with Aldana Florencia Lopez of Argentina.
Two-time national champion at 48 kilos - Shannon Sweeney - gets her first taste of World Championship action this afternoon.
The Westport woman - fighting out of St Anne's Boxing Club - takes on Aldana Florencia Lopez of Argentina.
The winner will progresss to the last-16.
Sweeney's bout is fifth in today's session which gets underway in Istanbul from 4pm Irish time.

Kildare Minor Football Team vs Laois
Tuesday Morning Sports Update
Andrew Porter Available For Selection, Whilst Further Assessments Required For James Ryan And RG Snyman
All 25 Players Of The Ireland Squad To Play Czechia Arrive Fit And Healthy To Training
Monday Morning Sports Update
Kildare Relegated Despite High-Scoring Clash with Louth
Late Waterford Goal Denies Kildare Victory
Allianz Hurling League 1B Results