Key events2m agoNato announces plans to invest in antidrone, surveillance capabilities13m agoReports of explosions in Damascus, Syria, during France's Macron visit35m agoEurope faces up to prospect US may be unable to arm Nato allies39m agoMorning opening: Nato summit gets under way with focus on spending, capabilitiesNato announces plans to invest in antidrone, surveillance capabilitiesMeanwhile over in Ankara, Nato keeps announcing new investments, including $40bn on antidrone capabilities.Nato Secretary General Mark Rutte speaks during the Nato Defense Industry Forum at the NATO summit in Ankara, Turkey. Photograph: Hussein Malla/APThe alliance will also purchase up to 10 Saab GlobalEye surveillance plans to replace its ageing fleet of AWACS early warning aircraft, Rutte said, choosing the Swedish company over US planemaker Boeing, Reuters reported.Nato will also buy up to five ⁠Northrop Grumman MQ-4C ⁠Triton ​high altitude surveillance drones, with Norway, Finland, Germany and ⁠Denmark signing a letter of intent for the purchase.The allies will also work together to acquire, store, transport, and manage stockpiles of critical defence materials, Rutte said.Reports of explosions in Damascus, Syria, during France's Macron visitI am also keeping an eye on reports of explosions in Damascus, Syria, shortly after the French president, Emmanuel Macron, entered the presidential palace to meet Syrian president Ahmad al-Sharaa.Emergency personnel work as smoke and fire rise at the site where explosive devices blew up near a hotel where French president Emmanuel Macron was meant to be staying, in Damascus, Syria. Photograph: Yamam Al Shaar/ReutersThe explosions reportedly happened near the Four Seasons Hotel, where it was reported that Macron spent the night.But the Élysée Palace said Macron is safe and did not hear the explosions, as he was already out on his way for the meeting with al-Sharaa.France's president Emmanuel Macron meets Syrian president Ahmed Al-Sharaa at the People's Palace in Damascus, Syria. Photograph: Mahmoud Hassano/ReutersI will bring you more on this when we know more.Europe faces up to prospect US may be unable to arm Nato alliesAndrew Rothin WashingtonThere are growing concerns in Europe that the US defence industrial base is no longer providing the weapons pledged to Nato allies with US stockpiles depleted owing to the conflicts in Ukraine and Iran, leaving allies to consider new avenues to arm and defend themselves.US president Donald Trump boards Air Force One en route to Turkey for the Nato Summit. Photograph: Win McNamee/Getty ImagesAs Nato leaders including the US president, Donald Trump, convene in Ankara, Turkey, the US plans to address European defence spending and concerns over the Trump administration’s future commitment to the military alliance.The US this year has delayed or cancelled deliveries of a series of key arms shipments to countries in Europe, including Tomahawk cruise missiles, Himars mobile rocket artillery and desperately needed Patriot Advanced Capability-3 (PAC-3) missiles, of which the US used an estimated 50% through April of this year during its war with Iran.They are crucial for countering the threat of missile strikes in Ukraine and would also be needed for the defence of Europe in case of an armed conflict with Russia.The shortages have also angered European capitals, which have quietly seethed while seeking to avoid direct conflicts with the Trump administration in order to prevent a broader collapse in transatlantic relations.Morning opening: Nato summit gets under way with focus on spending, capabilitiesJakub KrupaNato leaders, including the moody US president Donald Trump, are set to meet in Ankara, Turkey today and tomorrow for the latest round of talks on transatlantic defence.Preparations for the 36th Nato Heads of State and Government Summit, hosted by Turkey. Photograph: Anadolu/Getty ImagesAs our defence and security editor Dan Sabbagh says, there has been “a remarkable effort behind the scenes at Trump-proofing whatever happens in Ankara” given his tendency to go into angry outbursts directed at the allies.In one particularly amusing paragraph, Dan says that: