How to Uncheck Radio button in Wpd DataGrid Coloumn

i have a problem i m using Wpf datagrid my one Column i s radio button(item template column) Coloumn when i m select another Row Radio Button my First One IS Still Check And i want it is to be uncheck How can i Achive i开发者_开发问答t

thanks

if there is Multiple row in A grid i want to select only one

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Put all the Radio buttons in Same Group. Add the GroupName="DataGridChkBoxes" to the Checkbox control.