3 Jun 2013 08:52 PM EST
Discovery Airing Tribute to 'Stormchasers' Stars Killed in Oklahoma Tornado
"Mile Wide Tornado: Stormchasers Tribute" will include highlights and special scenes featuring Tim Samaras, Carl Young and Paul Samaras, all who were killed while chasing a tornado in the city of El Reno.
Why we chase storms
John Monteverdi says scientific researchers chase storms and so do amateur thrill seekers; the rising number of chasers is a concern for emergency management
Storm chasers among Oklahoma fatalities
Three storm chasers were among the nine people killed in powerful storms that struck Oklahoma. Tim Samaras, his son Paul Samaras,and Carl Young, died while chasing the tornado.