Merge pull request tokio-rs#71 from olivierlacan/visualizations

Add page listing visualizations built using our data

_src/visualizations.md

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+---
+title: Data Visualizations
+summary: ''
+---
+While we provide raw data and aggregates, numerous press outlets and individual researchers and data scientists have created helpful visualizations to help make sense of the data.
+
+* [The New York Times — U.S. Lags in Coronavirus Testing
+After Slow Response to Outbreak](https://www.nytimes.com/interactive/2020/03/17/us/coronavirus-testing-data.html) by [Larry Buchanan](https://twitter.com/larrybuch), [K.K. Rebecca Lai](https://twitter.com/kkrebeccalai) and [Allison McCann](https://twitter.com/atmccann)
+* [Politico — Live tracker: How many coronavirus cases have been reported in each U.S. state?](https://www.politico.com/interactives/2020/coronavirus-testing-by-state-chart-of-new-cases/) by [Beatrice Jin](https://twitter.com/beatricezjin).
+* [Vox — America’s shamefully slow coronavirus testing threatens all of us](https://www.vox.com/science-and-health/2020/3/12/21175034/coronavirus-covid-19-testing-usa) by [Christina Animashaun](https://twitter.com/christinamta)
+* [Talking Points Memo — Progression of New Testing By Day](https://talkingpointsmemo.com/edblog/progression-of-new-testing-by-day) by [Josh Marshall](https://twitter.com/joshtpm)
+* [Our World in Data — How many tests for COVID-19 are being performed around the world?](https://ourworldindata.org/covid-testing) by [Esteban Ortiz-Ospina](https://twitter.com/EOrtizOspina)
+* [COVID-19 in US and Canada](https://coronavirus.1point3acres.com/) by [1Point3Acres](https://twitter.com/1p3aDev)
+* [COVID-19 Charts](https://www.covidcharts.com/) by [Daniel Gilbert](https://github.com/loglow)
+* [Covid19 Comparison](https://covidcompare.com/) by [Robert Bracco](https://github.com/rbracco)
+* [USA COVID19 Dashboard](https://covid19-dash.netlify.com/) by [Gabe O'Leary](https://gabeoleary.com/)
+* [COVID-19 Growth By State](https://covid19dashboards.com/growth-us-states/) by [Avy Faingezicht](https://twitter.com/avyfain?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Eauthor)
+* [U.S. COVID-19 Case Statistic Tracking](http://bit.ly/covid-tracking-dash) by [Eric Czech](https://github.com/eric-czech)
+* [Coronavirus USA Map](https://public.tableau.com/profile/peter.james.walker#!/vizhome/shared/ZCDYCJ4TF) by [Peter James Walker](https://public.tableau.com/profile/peter.james.walker)
+* [Estimating COVID-19 cases from US deaths](https://covid19-us.github.io/) by Luke Hewitt
+* [Kaiyu Hsu](https://covid.kyh.io/)
+* [Yiqin Fu](https://twitter.com/yiqinfu/status/1238621836100784128)