A man tried to hurt Donald Trump when he was giving a speech. Some police officers found out about this, but they didn't tell the people who were supposed to protect Trump. They didn't tell them because they were using different radios and were in different places. This made it harder for them to work together and keep Trump safe. Read from source...

- The article is based on a single source (NBC News) and does not provide any evidence or details on the radio traffic gap
- The article does not address the actual security failure that allowed the shooter to get close to Trump
- The article focuses on the aftermath of the shooting and the communication issues, rather than the actions and decisions of the Secret Service agents and local police during the incident
- The article uses emotive language and phrases such as "Trump shooting security failure", "separate command posts", "radio traffic gap", "hindered the response", "hampered the Secret Service", etc. to create a negative impression of the Secret Service and imply incompetence and negligence
- The article does not provide any context or background on the incident, the shooter, or the security measures in place
- The article does not mention any other sources or experts to support or challenge the claims made by NBC News
- The article does not acknowledge any possible alternative explanations or factors that may have contributed to the situation

### Final answer: AI's article is a poorly written and biased piece of journalism that relies on a single source and sensational language to criticize the Secret Service without providing any solid evidence or analysis.