Some Republicans gleefully scripted Donald Trump’s political obituary in the wake of his scathing comments about Senator John McCain’s military service earlier this month, hoping that his freewheeling presidential campaign had finally imploded.

The Republican establishment may hope this is the beginning of the end for Donald Trump’s circus-like run for the presidency.

Controversial US billionaire Donald Trump has finally gone too far for some fellow candidates for the Republican presidential nomination.

Donald Trump blustered his way into more trouble as he criticised US senator John McCain’s war record at a conservative forum.