Sean Brown, 35, gave Carry-Ann, 14, sleeping tablets before speeding off on the M6 motorway in Cumbria, and then crashing down a steep embankment.
Brown, of Huntington Drive, Darwen, Lancashire, was jailed at Preston Crown Court on Tuesday after admitting murder and unlawful sexual intercourse.
He had previously said they wanted to die in a suicide pact after she became pregnant by him.
http://news.bbc.co.uk/2/hi/uk_news/england/lancashire/3525909.stm
Brown, of Huntington Drive, Darwen, Lancashire, was jailed at Preston Crown Court on Tuesday after admitting murder and unlawful sexual intercourse.
He had previously said they wanted to die in a suicide pact after she became pregnant by him.
http://news.bbc.co.uk/2/hi/uk_news/england/lancashire/3525909.stm
