Teoh Beng Hock’s sister Teoh Lee Lan has urged DAP to use its parliamentary strength to push for her brother's death to be investigated as a murder.

In her speech at the 15th anniversary memorial service of Beng Hock’s death in custody today, Lee Lan pointed out that the courts had ruled his death as a homicide.

In 2014, the Court of Appeal found that his death was caused by...