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.

Republican Senator John McCain said Thursday that President Barack Obama is 'directly responsible' for the mass shooting in Orlando, Florida, because of the rise of the Islamic State (ISIS) group on the president's watch. But he later issued a statement saying that he 'misspoke.'

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.

Hundreds of Israelis gathered in impromptu demonstrations of solidarity in the squares of Tel Aviv and Jerusalem and many lit candles in honor of the victims. Israel's leaders were quick to express sympathy with the American people and sent condolences.