A man has been arrested after a bus driver reported being robbed at gunpoint at the Westfield centre on 18 December.
Three days later, another bus driver reported an armed robbery in the same area.
A 27-year-old man was arrested on suspicion of robbery and has been bailed while enquiries continue.
Seventy-seven-year-old Shirley Long was admitted to hospital with breathing difficulties after two men forced their way into her house in Manchester Road and stole cash, bank cards and a mobile phone on November 17. She died on Wednesday.
The suspects were described as white wearing dark clothing, face coverings and gloves. One was approximately six foot tall and the other slightly shorter. They were seen running off towards West Bowling.
Two men from Bradford, both aged 37, were arrested on suspicion of robbery and remain on bail.
Anyone with information is asked to contact police on 101 or Crimestoppers on 0800 555111.
Detective Inspector Andrea Kell, of North Yorkshire Police, said:
Police are investigating a burglary in which five shotguns and expensive jewellery were stolen in Harrogate.
The robbery occurred at a property in the High Birstwith area at around 5:15pm on Friday 6 December. The offenders, described as four Asian men, left the scene in the homeowner's white Porsche 911 which was found abandoned nearby.
Officers are appealing for anyone who saw anything suspicious in the surrounding area around the time of the incident to get in touch.
Police are appealing for witnesses after a robbery last night in Doncaster.
At around 8.25pm, a 26-year-old man was walking to work along Tickhill Road in Balby when he was robbed by three men.
He was taken to Doncaster Royal Infirmary to be treated for two minor wounds to his leg. He has since been discharged.
The men took the man’s wallet and other items from his bag, before heading in the direction of the Britannia pub.
The men are described as being white, in their late teens, all of medium build and all around 5ft 10ins tall.
Call South Yorkshire Police on 101 with any information.
North Yorkshire Police are appealing for witnesses to a robbery in which a 59-year-old Selby woman was pushed to the ground in broad daylight.
The victim was walking along Wren Lane in Selby when she was attacked outside Selby Podiatry Centre at around 9.30am on Monday. October 7.
The suspect pushed the woman from behind and stole her purse which she was carrying in her hand. He then ran off in the direction of the town centre.
The woman did not suffer any physical injuries during the incident but she was very shaken up by what happened.
The suspect is described as wearing a dark blue hoodie with the hood up, blue jeans and white trainers.
Police are carrying out door-to-door enquiries in the area and are examining CCTV footage.
North Yorkshire Police have issued CCTV images of two men and a car they wish to identify in connection with a robbery in Harrogate.
At around 12.10pm on Thursday 5 September 2013, three men in a maroon coloured Ford Focus pulled up near Mayfield Stores on Mayfield Grove in Harrogate.
As staff were unloading cigarettes from a van into the store, two men from the Focus approached the van while staff were distracted and began to remove cigarettes from the vehicle.
A member of staff challenged the suspects at which point they pushed her out of the way. The woman fell to the floor and was taken to hospital by ambulance for treatment to an arm injury. No weapons were involved in the incident.
The suspects stole around £500 worth of cigarettes and tobacco products as they left the scene in the Ford Focus.
Police have issued images of two men who they would like to speak to. The first man is described approximately 30 years old, well built and stocky. He was wearing a blue anorak, black cap and dark coloured trousers.
The second man is described as white, of slim build, around 5ft 10in and aged around 25. He was wearing a blue and white checked top, dark trousers and a dark coloured cap.
Police were called to Londis in Newark Road, Lincoln, at around 10.44pm on Tuesday September 3 after a report of an attempted robbery.
Offenders had entered the shop and threatened a staff member before demanding cash. A male shopkeeper was hit to the head and was treated for a minor injury.
No cash was taken. Officers arrested two 22-year-old local men and one 23-year-old local man a short time later in connection with the incident. They have been released on police bail pending further enquiries till December 5.
The CCTV footage shows the outside of the shop before and after the incident. A number of people, on foot, in cars and on bikes pass the scene. Some, but not all of these people have been traced. Officers are keen for those people, or anyone who knows them to get in touch as soon as possible.
They are also keen to trace clothing that may have been discarded in Fairfax Street, Manby Street and Boultham Park areas.
Anyone who saw any suspicious activity in the area at that time is asked to call DI Suzanne Davies quoting incident number 458 of September 3 via the non emergency 101 number, or call Crimestoppers to give information anonymously on 0800 555 111.
Detectives in Doncaster have issued CCTV images of a man they would like to identify to assist with a robbery investigation.
On Monday, 29 July, at around 10.35am, police received reports of a robbery at a pawnbrokers on Market Place, Doncaster.
Five men were arrested in connection with the robbery and have been bailed pending further police enquiries. Police would now like to identify the man in the images, as he may hold vital information that could assist with the investigation.
Anyone with information about the incident should contact South Yorkshire Police on 101 quoting incident number 331 of 29 July 2013. Alternatively people can contact Crimestoppers anonymously on 0800 555 111.