The Orlando massacre at a popular gay nightclub shows no one yet has 'found the magic bullet' to prevent Americans from being inspired to violence by jihadist propaganda on the internet, US Attorney General Loretta Lynch said Tuesday as she visited a city still shaken by the shootings.

The two candidates' dramatically different proposals — as well as their contrasting styles — underscored the clear choice Americans face in the November election. Clinton's vision builds on President Barack Obama's approach, while Trump is calling for a drastically different national security posture.