whereverjill is being held in her name. sarah s death and that of sabina nessa, killed last month in south london have led to a wide public debate over the safety of women and the potential solutions. bt have now come up with plans for a smart phone app called walk me home, an emergency number potentially 888, would enable women to have theirjourneys tracked and an alert triggered if they don t reach home in a set time. the government says it considering bt s proposal and welcomes working with the private sector but there are already a number of apps like this. poly guard has been downloaded more than 300,000 times. in an emergency in a lesser series of contacts, gives a precise location, and automatically starts recording video. it was set up by holly guard s family after she was killed by her ex partner. tt is for everybody, anybody wants to feel extra safe when they