Donald Trump has said he does not think North Korea is “ready to negotiate” after it launched suspected short-range missiles, in the second such weapons test in five days. “We’re looking at it very seriously right now,” Trump told reporters in the White House. “Nobody’s happy about it.” He said the relationship with Kim Jong-un’s government would continue, but added: “I don’t think they’re ready to negotiate.” US officials had previously expressed optimism that Trump would meet Kim for a third summit, aimed at persuading North Korea to dismantle its nuclear programme in return for sanctions relief. Administration officials have pointed to an extended hiatus in nuclear and missile tests since late 2017 as the most concrete achievement of Trump’s personal diplomacy with Kim, which has so far led to two summit meetings, in Singapore and Hanoi, but no significant steps towards North Korean disarmament or any easing of sanctions. In another development likely to dent hopes of a resumption of talks, the US justice department said it had taken custody of a North Korean cargo ship it alleged had been involving in sanctions-busting by smuggling coal from Russia in defiance of a UN embargo. The ship, the Wise Honest,…