Stories by Lazaro Gamio

What the deadliest mass shootings have in common

The deadliest mass shootings in recent history have had one thing in common: the perpetrator used an assault rifle.

Why it matters: These weapons possess an incredible amount of killing power, and amplify the destructive will of the person who carries out an attack. Nine people died and 27 were injured in a mass shooting in Dayton, Ohio in an attack that lasted 32 seconds. The killer used an AR-15 style assault rifle.

Where America's diversity is increasing the fastest

Data: U.S. Census Bureau, Axios research; Get the data; Chart: Lazaro Gamio/Axios

America is becoming more racially and ethnically diverse, on its way to becoming majority non-white in 2045 — but some parts of the country are changing more rapidly than the rest.

Why it matters: That's worth remembering as we celebrate July 4 at a time of accelerating changes and political upheaval. The counties seeing the greatest relative increase in racial and ethnic diversity are among the least diverse places in the country — particularly in the Midwest.

Chart: The "red flags" for top Trump officials

Most of the vetting files had a section called "red flags," where the vetting team noted concerns about potential top officials. Axios categorized them all — for the nearly 100 people whose vetting documents we received.

Data: Axios analysis; Chart: Lazaro Gamio/Axios