- African nations seek ways to halt rapid poaching of rhino horns
- Poachers are getting more high-tech and sophisticated as demand grows for the horns
- Kenya is putting two microchips in each rhino -- one in the horn
- South African officials are dying rhino horns pink to discourage customers from buying them
(CNN) -- In a bid to end rampant poaching, Kenya is implanting microchips in every rhino nationwide, an extensive process that will include sedating hundreds of animals.