Ericsson CEO: Trade tensions are wake-up call for Europe's competitiveness

Ericsson CEO Börje Ekholm tells CNBC in Davos that Europe must reach an agreement with Washington on tariffs, saying the region is reliant on U.S. technology. Ekholm adds the latest tariff episode should serve as a wake-up call to Europe that it needs to strengthen competitiveness and be ready for the next big technological disruptor.