1: Secret Service Director's shocking testimony unveil security lapses at Trump rally hearing.

2: Revealed: Director's concern over lack of preparedness for potential threats.

3: Testimony exposes critical failures in handling crowd control at high-profile event.

4: Director's warning on the risks posed by inadequate security measures.

5: Impact of Director's testimony on public perception of Secret Service's capabilities.

6: Calls for accountability for security breaches highlighted in Director's testimony.

7: Director's urgent plea for improved training and resources to prevent future security mishaps.

8: Implications of Director's testimony on the reputation of the Secret Service agency.

9: Analysis of Director's testimony and its implications for national security.