https://www.reuters.com/article/us-bharti-airtel-qualcomm-5g/bharti-airtel-ties-up-with-qualcomm-for-5g-rollout-in-india-idUSKBN2AN0GF >India's Bharti Airtel said on Tuesday it would collaborate with U.S. chipmaker Qualcomm for 5G services to the world's second largest wireless market.