the "washington post" reports chief lewis cannon and his deputy pietra were let go. no reason was given for the firings. they handle the building security and law enforcement of d. c. government property. >>> prosecutors may not wind up charging current or former d. c. employees who collected unemployment benefits while they were actually employed by the city. that is, if they collected less than $20,000 in the sort of scheme. "washington examiner" says that means most of the 130 people under investigation would avoid criminal charges. d.c. attorney general nathan did say anyone who received more than $20,000 could still face prosecution. that comes after 90 employees were suspended after a probe they allegedly committed unemployment insurance fraud. >>> 4:31. privacy advocates are concerned now that congress has authorized the increased use of unmanned aerial drones here in the u.s. >> these are the eyes in the sky that have been instrumental in fighting terrorists abroad. gary nurenberg examines the future of policing in america. >> reporter: they can look really l