How the case has unfolded since March

Wednesday, March 18:

3.10pm: Claudia is last seen by an acquaintance at about 3.10pm, as she walks home

8.10pm: Claudia speaks to her mother on the phone

8.23pm: Claudia sends her last text message to a friend, arranging a meeting later that week

9.12pm: The last text message is received by Claudia’s phone - it is not known if this is read.

Thursday, March 19

6am: Claudia fails to turn up for work

Evening - Claudia does not arrive at the Nags Head pub, where she had arranged to meet a friend.

Friday, March 20

Friends are worried when they still can’t contact Claudia and call her father. Police are alerted.

Monday, March 23

Claudia’s father, Peter Lawrence, makes his first emotional plea for public help in finding his daughter.

Wednesday, March 25

Det Supt Ray Galloway reveals he believes Claudia has come to harm after meeting somebody she knows.

Thursday, March 26

Police call in specialist search and rescue teams, while the Archbishop of York, Dr John Sentamu, leads prayers for Claudia’s safe return

Monday, March 30

The search for Claudia is featured on BBC’s Crimewatch.

Thursday, April 4

A mysterious black pick-up truck seen outside Claudia’s home is eliminated from the inquiry.

Thursday, April 16

Police appeal for help in investigating two significant leads, including a man and a woman seen arguing at the roadside near the University of York.

Thursday, April 24

Police upgrade the investigation to suspected murder, as Crimestoppers offer a £10,000 reward for information. Police also reveal a major new line of inquiry – a possible sighting of Claudia with a hooded man on Melrsosegate bridge.

Wednesday, April 29

As the search enters its sixth week, Claudia’s mum, Joan Lawrence, breaks her silence.

Saturday, May 2

A new website is launched, findclaudia.co.uk

Saturday, May 5

Police release CCTV footage of a man acting suspiciously near the missing York chef’s home the morning she failed to turn up to work.

Tuesday, June 2

BBC’s Crimewatch broadcasts a major appeal for information.

Saturday, June 18

Police officers carry out an extensive search and remove items from the missing chef’s local pub, the Nag’s Head, in Heworth Road.

Friday, June 26

A video made by The Press is uploaded to YouTube to help keep Claudia’s disappearance in the public eye.

Friday, July 10

Police teams and sniffer dogs search four York houses in the Heworth area of the city.

Tuesday, August 4

Police search two properties in York belonging to a man who died shortly after Claudia disappeared.

Friday, August 7

Police reveal they have spent almost half a million pounds on their search for Claudia.