The jailing of ex-MP Denis MacShane for making bogus expense claims was "not justice", said his former Labour colleague Tom Harris.
The former transport minister tweeted that it was an "awful day":
Harris also made a reference to Liberal Democrat David Laws, who has been appointed a minister despite revelations that he claimed allowances to pay his partner rent for the London flat where they lived.
If only @denismacshane had claimed he was only only trying to cover up his sexuality, he'd be back on the front bench by now.
More top news
Some 26% of online shoppers complained of poor delivery service.
Salisbury has been named among the top 10 cities in the world to visit by travel guide Lonely Planet.
Adverts targeting benefits claimers will remind them to notify authorities of any changes - or face a criminal record.