Sons new dg vows prosecute offenders

It seems like you're referring to a news article or a statement made by a government official or a law enforcement agency. The phrase "sons new DG vows prosecute offenders" is likely a translation or a summary of the statement.

Here's a possible breakdown of the phrase:

Based on this, it appears that the new Director-General of a law enforcement agency has promised to take a tough stance on crime and to prosecute those who have committed offenses. This could be a significant development in the fight against crime and a commitment to upholding the law.