内容摘要：Rachel ReevesKeir StarmerPrime Minister's QuestionsRelatedReeves' five choices to turn government finances around7 hrs agoReeves' tears raise big questions at top of Labour9 hrs agoPoliticsBorrowing costs jump and pound falls on Chancellor's tears11 hrs agoBusinessMore from the BBC1 hr agoStarmer admits failing to engage ahead of welfare U-turnsThe PM takes responsibility for the climbdown over welfare reforms that angered many Labour MPs.

Rachel ReevesKeir StarmerPrime Minister's QuestionsRelatedReeves' five choices to turn government finances around7 hrs agoReeves' tears raise big questions at top of Labour9 hrs agoPoliticsBorrowing costs jump and pound falls on Chancellor's tears11 hrs agoBusinessMore from the BBC1 hr agoStarmer admits failing to engage ahead of welfare U-turnsThe PM takes responsibility for the climbdown over welfare reforms that angered many Labour MPs.

Spencer Platt/Getty Images A clearer link to climate change Studies have shown heat extremes have clear ties to global warming.These were just a few of the effects from this weeks oppressive heat wave.

Philadelphia also marked its first 100-degree temperature reading since 2012.saw a high temperature of 101 degrees.Temperatures in most of these locations soared to the middle and upper 90s Wednesday afternoon.

the high temperature on Tuesday reached 100 degrees.had trouble maintaining their power and air conditioning systems.

setting a new June high temperature record.

The heat wave comes as the odds of extreme heat events globally are growing steeply as the world warms.That would be well above the 24% tariff Japan was hit with as part of Trump's so-called Liberation Day on 2 April.

Follow the twists and turns of Trump's second term with North America correspondent Anthony Zurcher's weekly US Politics Unspun newsletter.Trump originally said he would sign 90 trade agreements during the pause on the new tariffs but since then only the UK has struck a deal with the US.

Japan declined to comment on Trump's threat to hike tariffs during a news conference on Wednesday.focussing on Japanese rice imports.