Page wont redirect if print function is ran first

 I want to run a funtion that exports a Telerik report to pdf if the user checks a checkbox before submitting the page. The report generates but the page won't redirect if the report is generated.
Here is the code in a button click event:
If ChkPrint.Checked = True Then Dim tF As New TelerikFunctions Dim rv = New FacilitiesReportsLibrary.WorkOrder rv.setWorkOrderID = workOrderID tF.ExportToPDF(rv) End If Response.Redirect("../WorkOrders/OpenWorkOrdersSummary.aspx") ' Won't redirect here if report is ran, code just doesn't get here.Here is the code I use to generate the report  Public Function ExportToPDF(ByVal reportToExport As Telerik.Reporting.Report) As Telerik.Reporting.Report Dim reportProcessor As New Te ...