Deb Hazeldine lost her mother, Ellen Linstead, in December 2006 after she caught a superbug at Stafford Hospital. She told ITV News it is "unacceptable" that Sir David Nicholson remains in his job as NHS chief executive following the Mid Staffordshire Hospital scandal.
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The 100 leaders did not agree on concrete proposals, but the meeting has raised hopes for concrete international agreement next December.
The speech was OK, passionate at times and certainly well received, but did not display the passion of past speeches.
The brother-in-law of a British hostage being held by Islamic State militants in Syria, says he is scared by US airstrikes in the country.