Opinion: These maps show why Putin might want to invade Ukraine

As tensions escalate between Russia and Ukraine, journalist and writer Tim Marshall examines the geopolitics and geography of the region, and what the scenarios could be if Putin decides to invade

03:24 - Source: CNN
Stories worth watching
Now playing
03:24
Opinion: These maps show why Putin might want to invade Ukraine
Now playing
01:28
Oprah Winfrey gets 'a little emotional' saying goodbye to 'The Ellen DeGeneres Show'
Now playing
01:45
Tom Cruise terrifies James Corden with wild jet ride
Now playing
00:33
Walmart pulls 'tone-deaf' Juneteenth products after criticism
NEW YORK, NEW YORK - MAY 18: Taylor Swift Delivers New York University 2022 Commencement Address at Yankee Stadium on May 18, 2022 in New York City. (Photo by Dia Dipasupil/Getty Images)
Now playing
02:04
Hear Taylor Swift's message to these 2022 grads
Meet Google's newest Street View camera
Now playing
02:59
See Google Street View's new camera and the garage where the tech is built
Now playing
01:22
'American Idol' winner says he wants to 'stay in the house for a bit'
NEW YORK, NEW YORK - MARCH 31: A home stands for sale in a Brooklyn neighborhood with a limited supply of single family homes on March 31, 2021 in New York City. As Americans increasingly look for larger spaces now that many are working and educating their children from home, prices of homes have risen an estimated 16% as supply can't meet demand. The number of homes for sale stands at a record low, with only a two-month supply at the current pace of sales.
Now playing
02:32
Typical monthly payment for US home up 42% in a year
Now playing
02:46
How soaring diesel prices may impact consumers
Now playing
02:15
Watch Fox host react to Buffalo shooting
Elon Musk, chief executive officer of Tesla Inc., departs from court for the SolarCity trial in Wilmington, Delaware, U.S., on Monday, July 12, 2021. Musk was cool but combative as he testified in a Delaware courtroom that Tesla Inc.'s more than $2 billion acquisition of SolarCity in 2016 wasn't a bailout of the struggling solar provider. Photographer: Al Drago/Bloomberg via Getty Images
Now playing
04:14
Here's what Elon Musk may be aiming for as he puts Twitter deal on hold
A Ryanair Boeing 737-800 aircraft lands at Barcelona's 'El Prat' airport on September 28, 2018. - Ryanair cancelled scores of European flights today as unions staged what they warned could be the biggest strike in the airline's history.
The Dublin-based low-cost carrier has played down fears of widespread disruption but confirmed it would cancel nearly 250 flights. (Photo by PAU BARRENA / AFP)        (Photo credit should read PAU BARRENA/AFP/Getty Images)
Now playing
01:42
Ryanair CEO blasts Boeing in expletive-laden remarks about slow delivery of 737 jets
Now playing
03:18
Renault and McDonald's are leaving Russia. Here's why it's significant
Now playing
02:16
This mask makes breathing in virtual reality more realistic
Now playing
02:08
Meet the 100-year-old man who's worked at the same company for 84 years
Now playing
01:01
Watch: New 'Avatar: Way of Water' trailer just dropped