in december as shoppers cut back on their christmas shopping. ten more days of strike action is announced by ambulance workers in england, wales and northern ireland. one of the dates will coincide with a strike by nurses. the first of 20,000 defibrillators that could save the life of a child having a heart attack are sent to schools in england. it s a space odyssey like no other to the outer solar system. scientists prepare to explore the moons ofjupiter. and coming up on the bbc news channel, british number one cameron norrie is out of the australian open where he s never reached the fourth round, beaten by world number 71jiri lehecka. good afternoon and welcome to the news at one. the ukrainian president, volodomyr zelensky, has appeared via videolink to make a direct appeal for tanks at a meeting of western defence chiefs in germany. representatives from more than 50 countries are attending the gathering to coordinate stronger military support for kyiv. he called on the a
is in the lead at st andrews at st andrews after five holes in the final round of the open. hello, good afternoon. an amber warning for extreme heat has come into force for most of england and parts of wales, ahead of record temperatures forecast for the coming days. the alert will extend to southern scotland from tomorrow when the warning in parts of england will rise to red. it comes with predictions of record temperatures of up to 41 celsius. our correspondent jon donnison reports. an amber heat warning for much of the country, so what better to do than limber up for a half marathon? runners in london s richmond park undeterred, with hydration the order of the day. stayed cool yesterday by drinking lots of water all day. we are wearing as little clothing today as possible. we ve got a support group who s going to feed us water and sweets along the way as well. wearing a cap and putting sun cream on and, yeah, just staying hydrated. on bournemouth beach this weekend, they