When Harris declined to permit Wheetley to search his truck, the officer allowed his police narcotics dog Aldo, a German Shepard trained to detect certain narcotics, to sniff the general area and the dog alerted his handler to the possible existence of drugs.

FORBES: Supreme Court Says K-9 Dog's Sniff Was Up To Snuff

In August it entered the hot area of molecular diagnostics, highly sensitive tests to detect infectious diseases and cancer.

FORBES: Gold digger

In August it moved into the hot area of molecular diagnostics, highly sensitive tests to detect infectious diseases and cancer.

FORBES: Gold Digger

While recording, the contrast detect AF system has the ability to use normal or wide area AF, track a subject through the frame, or use face priority AF to make sure faces are always in focus.

ENGADGET: Nikon D5200 to reach US photographers in late January for $900