Police say that 19 people have been killed and another 50 injured after an explosion at the Manchester Arena in northern England, where U.S. pop star Ariana Grande was giving a concert. & ]+ A# }/ U- I3 d* Y5 }. e0 {
' C7 I% X1 O7 f7 x6 _$ hThey say they are treating it as a "terrorist incident" as they investigate.