Speaking after a meeting with Mario Monti in Italy, David Cameron said George Entwistle's BBC pay-off is "hard to justify".
He added that radical and urgent changes were required - but stressed that that should happen with Lord Patten remaining as chairman of the BBC Trust.
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Some holidaymakers in Tunisia are determined not to be beaten, but it's not goign to be easy to escape the horror of Friday's massacre.
Drink lots of water, stay out of the sun during the middle of the day, and take particular care of vulnerable people.
The 81-year-old has disappeared from his home on the Spanish island on the hottest day of the year so far.