Ten Things You Need to Know Today: Tuesday 5 Mar 2013

Sir David Nicholson, the embattled head of the NHS, insisted that he should keep his job despite accepting blame for failings that lead to the Mid Staffordshire scandal because politicians had created a system where “patients were not at the centre”. Nicholson told MPs this morning that the NHS had lost focus but he was the man to put that right.

The death toll from machete attacks in the Kenya elections had reached at least 15 last night by the time the polls closed and counting began. Uhuru Kenyatta, who faces trial next month at The Hague for organising violence at the 2007 elections, has a lead over Prime Minister Raila Odinga in the race for the presidency.

The Bradford Batman, the costume-wearing 'crimefighter' who delivered a wanted man to the police, has revealed himself to be Stan Worby, 39, a Chinese takeaway delivery driver. He said he drove his friend Danny Frayne, 27, to answer charges of burglary and breaking bail at his request, and had been dressed as Batman for a football match.

Fears are growing that Hugo Chavez will not survive the respiratory infection he is suffering following cancer surgery. After weekend protests demanding "the truth" about the Venezuelan president's condition, the country's information minister admitted to a "new, severe infection" and said Chavez's condition was "very delicate".