Irish Olympian and ultrarunner Caitríona Jennings breaks women’s 100-mile world record in Illinois The Irish IndependentIrish athlete Caitriona Jennings breaks 100-mile world record The Irish TimesCaitriona Jennings Shatters Women’s 100-Mile World Record at Tunnel Hill Athletics IrelandLetterkenny’s Caitriona Jennings sets stunning 100 Mile world record Donegal DailyDonegal’s Jennings smashes 100-mile world record RTE.ie