start tonight. great to see you. have fun with your friends. they lovetyler. you heard about storm chases, how about eclipse chasers. david has seen 23 solar eclipses, 16 of them total. for him, location is key, which is why he's standing in that field in wyoming. david, why that field? explain. >> when you're an eclipse chaser, you're looking for clear skies, that's something that wyoming can offer us here today. >> so you have seep ecliphave s antarctica, china the andes mountains. you think everybody should see at least one eclipse before they die. why? >> it's the most spectacular natural event you can see on the earth. that sense of being a part of something greater than yourself is something that every human