Why is it so difficult to get doctors to commit to working in A&E departments in English hospitals? Figures show spending on locum doctors has risen by nearly 30 million pounds in three years.
How hot is too hot for sport? Andy Murray warns "something bad could happen to one of the players" if matches at the Australian Open aren't suspended because of extreme heat. Organisers have been criticised for forcing players to compete as temperatures hit 42C. One player collapsed on court, while another vomited and suffered cramp.