Robert Ward displays one of two pieces of a meteorite he found at a park in Lotus, Calif., Wednesday, April 25, 2012. Ward found the pieces from a meteor that was probably about the size of a minivan when it entered the Earth&#39;s atmosphere with a loud boom about 8 a.m. Sunday. The rocks came from a meteor, believed to between 4 to 5 billion years old. Ward, who has been hunting and collecting meteorites for more than 20 years, said they are believed to be &quot;one of the oldest things known to man and one of the rarest types of meteorites there is.&quot; (AP Photo/Rich Pedroncelli)