Prominent Malibu Family in Deadly Hot Air Balloon Crash

Grant Adamson was killed, his wife and daughters barely survived when their balloon hit power lines.
3:00 | 08/07/13

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Transcript for Prominent Malibu Family in Deadly Hot Air Balloon Crash
We want to turn to the deadly hot air balloon crash. The father of a prominent california family killed on vacation in switzerland when they're balloon crashed into a power line. Abc's lama hasan has the story. Reporter: Swiss police say they have opened an investigation, trying to figure out how the hot air balloon carrying the american family could have slammed into a power line before plummeting some 13 stories to the ground. 55-year-old grant adamson, his wife, terri and their 20 and 24-year-old daughters had taken off for a sightseeing trip early on tuesday here. An area known as the ballooning capital of the world. They had reportedly chartered a balloon like this one, seen on the company's website. The skies were reportedly clear. And they had been flying for two hours. Grant adamson was killed. The others barely survived. The adamsons are one of california's most prominent families. Helping to develop the enclave OF MALIBU IN THE '60s. Grant he was on pepperdine advisory board, where his wife is a law professor. Students love her. Other faculty members adore her. And grant was humble. A loving couple. Reporter: In the u.S., despite millions of flights, there's only been 760 recorded hot air balloon accidents since 1964. Just 67 of them fatal. In march, veteran nfl receiver donte stallworth and his friends were electrocuted when their balloon hit a power line. A moment stallworth relived on espn. She was in the corner of the basket on fire. The shock felt like it was maybe two or three seconds. But the longest two or three seconds of my life. Reporter: In february, 19 people were killed when this hot air balloon dropped 1,000 feet to the ground in egypt. Lama hasan, abc news, switzerland.

This transcript has been automatically generated and may not be 100% accurate.

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