A memorial service will be held at Birmingham Cathedral this evening to mark the second anniversary of the death of school girl Christina Edkins.
The 16-year-old was travelling on a bus to her school in Halesowen in March 2013 when she was stabbed in the chest.
Her attacker, paranoid schizophrenic Phillip Simelane, had chosen her at random after spotting her on the number 9 service as they travelled along the Hagley Road.
He eventually pleaded guilty to manslaughter on the grounds of diminished responsibility and was detained indefinitely under the Mental Health Act.
The family of Christina Edkins will hold a memorial service for her at Birmingham Cathedral at 3pm today.
The 16-year-old was attacked and stabbed to death on the top deck of the number 9 bus, which was travelling on the Hagley Road in March last year.
The great uncle of a schoolgirl stabbed to death in Birmingham has stated how important it is to remember her with memorials.
Chris Melia, speaking on behalf of Christina Edkins' family said the they wanted to ensure the 16-year-old's memory would live on forever.
Roses were laid and balloons released at todays memorial stone unveiling, to remember Christina Edkins.
Around one hundred people attended the ceremony, to remember the 16-year-old who was stabbed to death on a bus. The stone was revealed close to where she was killed on the Hagley Road.
Friends, family and others from across Birmingham attended the unveiling of a memorial stone for schoolgirl Christina Edkins.
The 16-year-old was attacked and stabbed to death on the top deck of the number 9 bus, which was travelling on the Hagley Road in March.
The stone has been placed near to where the attack took place, at number 54 Hagley Road.
A memorial stone will be unveiled in Birmingham later in memory of a teenage girl stabbed in the city.
16 year old Christina Edkins was attacked on the top deck of a number nine bus as it headed along the Hagley Road in March.
The stone is being placed just yards from where the incident happened, at 54 Hagley Road.
Philip Simelane, 23, pleaded guilty to Christina's manslaughter on the grounds of diminished responsibility.
Last month he was sentenced to an indeterminate hospital order.