and to us, that s what comes across as unfair, unreasonable, and probably unacceptable as well. a memorial service to remember a police officer killed while on duty in south london will take place in westminster later. sergeant matt ratana died after being shot by a man who d been brought into croydon police station for questioning in september last year. let s take a look at the travel now. a few problems on the tube this morning. the central line is not running between west ruislip and ruislip gardens due to signalfailure. is to signal failure. now severe delays. minor delays is now severe delays. minor delays in the district line and the dlr, jubilee and metropolitan line. time for the weather with elizabeth rizzini. hello, good morning. temperatures are set to go up and down quite dramatically