The US Secret Service on Sunday denied claims that it had refused additional protection for Donald Trump ahead of his Pennsylvania campaign rally, where he was shot in the ear in an assassination attempt.Secret Service spokesman Anthony Guglielmi said on social media platform X that the assertions were “absolutely false,” adding that the agency had “added protective resources & technology & capabilities as part of the increased campaign travel tempo.”Trump urges unityTrump said Sunday it was divine intervention that helped him survive an assassination attempt during a campaign rally in…