Of the terror attack. Passionate about Herjob Tributes to the zookeeper killed by a tiger she cared for. Its been a as year wait huddersfield celebrates the teams entry into footballs top flight. And coming up in the sport on bbc news. Its wenger in as arsene signs a new two year deal to extend his 21 year stay as arsenal manager. Good evening and welcome to the bbc news at six. Jeremy corbyn has apologised for not knowing the cost of one of labours key campaign pledges. In the last full week of campaigning, this was a chance for him and theresa may to press home their messages. Instead labour has found itself having to explain what the conservatives have a called a car crash interview in which he failed, repeatedly, to say how much it would cost to extend Free Childcare in england. More on the conservatives in a moment but first heres our deputy Political Editor john pienaar. Got to keep up, cannot fall too far behind. More Free Childcare might play well with voters. Some say dont pla