Verizon started selling the Samsung Galaxy S10 5G in May, and AT&T recently announced that it will launch this smartphone on its network on June 17. Now Sprint has confirmed that it will join the party on June 21. The Galaxy S10 5G will be initially available in Atlanta, Dallas, Houston and Kansas City, and will then arrive in Chicago, Los Angeles, New York City, Phoenix and Washington, D.C. in the coming weeks. Sprint has already started accepting pre-orders for the Galaxy S10 5G which is only available in 256GB storage option and costs $1299 outright. Those who pre-order can...