by Richard CARTER / Sebastian Smith North Korean leader Kim Jong Un and US President Donald Trump arrived in Hanoi Tuesday, ahead of a second summit closely watched for concrete steps to dismantle Pyongyang’s nuclear programme. After an initial historic meeting in Singapore in June that produced only a vague statement about denuclearisation, analysts say the second date must deliver more in the way of tangible progress. The summit itself is shrouded in secrecy and […]