Acting Secret Service Director Ronald Rowe has pledged to hold those responsible for the security failures in Butler accountable.

As Susan Crabtree writes, allegations against the Secret Service are mounting in the aftermath of the assassination attempt against Donald Trump.

This intense desire to break out of the pack – to emerge as the clear alternative to Trump – led to frequent cross-talk that made it difficult for the television audience to hear, and to constant interrupting and pointed insults by the seven candidates.