1.   Along its high-fenced and electronically monitored exterior, security guards sometimes carry small bags said to conceal automatic weapons.

2.   Electronically monitored braking systems, which seemed so new just a few years ago, keep us from skids that could get nasty.

3.   The sprinters are having trouble adjusting to the sensitive electronically monitored starting blocks.

4.   The vehicles are driven repeatedly down the same electronically monitored path, a path that requires a swerve at a specific place to simulate accident avoidance.