Calls for more defibrillators in public buildings will be debated in parliament later.
The campaign was launched after the death of 12-year-old Oliver King from Liverpool, who died after a swimming lesson.
More top news
Residents have been evacuated from an apartment block after a fire in Manchester city centre early on Friday morning.
A man accused of stabbing to death two British backpackers in Australia has been charged with a second count of murder.
An environmental group are calling on people in Manchester to demand better air quality.