Launching a Weather BaloonMeteorology Students Studying TornadoProfessional Storm Chasers Monitor TornadoStorm Chaser Tim SamarasStorm Chaser Tim SamarasThe Storm Chasing PhenomenaStorm Chaser Reed TimmerStorm Chaser Reed TimmerStorm Chaser Tim SamarasStorm Chaser Carl YoungStorm Chaser Carl YoungTv Crew Shooting StormResearch Meteorologist Jon DaviesResearch Meteorologist Jon DaviesNational Geographic Photographer Carsten Peter.National Geographic Photographer Carsten PeterStorm Chaser Documenting Severe StormStorm Chaser Documenting Severe StormStorm Chaser Documenting Severe StormStorm Chaser Taking Photo of Storm