Details on news helicopter crash in LA, killing 3

A news helicopter went down in Los Angeles on Tuesday night while the reporter aboard was covering a fatal bus accident. Two NBC LA employees were killed in the crash, along with another person on the ground. Carter Evans reports.

A news helicopter went down in Los Angeles on Tuesday night while the reporter aboard was covering a fatal bus accident. Two NBC LA employees were killed in the crash, along with another person on the ground. Carter Evans reports.