RootMetrics second half 2015 US network report is out, T-Mobile shows data improvements
![](https://www.tmonews.com/wp-content/uploads/2016/02/rootmetrics2ndhalf2015-250x170.png)
A couple of weeks after T-Mobile won the most awards in an OpenSignal network study, a new report has surfaced that puts T-Mo in the opposite position. RootMetrics has [read full article]