OR ------- How about coming at it from a different angle?
Query: Defect Test Fails
Type: Defect
Order: Creation Date
Columns: FormattedID,Name,TestCaseStatus,Requirement.FormattedID,TestCaseResult,TestCase.WorkProduct.FormattedID,TestCase.LastVerdict,TestCase.FormattedID,TestCase.Name,TestCase.Tags,TestCase.c_TestPhase,TestCase.Priority
Filter: (TestCase.LastVerdict = "Fail")
The original angle was from the Test Case side of life:
Query: Failed Test Cases
Type: Test Case
Order: Creation Date
Columns: FormattedID,Name,Tags,c_TestPhase,Priority,LastVerdict,LastRun,WorkProduct.FormattedID,WorkProduct.Name,WorkProduct.Tags,WorkProduct.Priority
Filter: (LastVerdict = "Fail")