Lambert signs Tierney
The U's have completed the signing of Marc Tierney on a permanent basis for an undisclosed fee.
23-year-old Tierney who has been on loan at Colchester completed the move today.
Tierney who made 90 appearances for Shrewsbury since joining in the summer of 2007 but was out of contract in the summer.
Paul Lambert completes what is his second permanent signing, following on after fellow full-back Alan Maybury signed earlier this winter.