England hooker Tom Youngs suffers a back injury changing a tyre on his car at home, says Leicester boss Richard Cockerill.
Adam Thompstone scores a try but is sin-binned soon after as Leicester overcome Northampton in a fierce East Midlands derby.
Leicester Tigers director of rugby Richard Cockerill says Michael Cheika's criticism of prop Dan Cole is "a bit daft".
Bristol suffer a ninth Premiership defeat in a row as Leicester Tigers battle to victory at Ashton Gate.
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England boss Eddie Jones says he is not holding a place open for injured centre Manu Tuilagi and that he is only concerned with players that are "fit and available".