Surveillance footage captured the moment the raging Anita Grayson, 75, flew into a frenzy at Tim Hortons workers before having a fatal heart attack

The septuagenarian was seen berating young workers at the coffee shop in Fort Wayne, Indiana, on May 13, as she complained about a mistake in her drive-thru order

Verbal altercation escalated to a scuffle when a 20-year-old employee told Grayson to leave, but the elderly customer instead ‘forcefully shoved that staff member and another employee’ – police

Grayson then struck one of the workers in the face and ripped out a lock of her hair, in response, a worker swung her arms wildly at Grayson knocking her over

After her fall, Grayson got up and was handed a cup of water by the store manager to calm down

However responding officers said Grayson was unresponsive when they arrived ten minutes later, she was pronounced dead from a heart attack after receiving medical attention 

Grayson’s daughter Twanda, disputing the police account posted a segment of the footage showing her mother being knocked over on social media

Following calls for the arrest of Tim Hortons workers, police released the full video showing Grayson initiating the altercation

Anita Grayson, 75, berated young workers at the coffee shop in Fort Wayne, Indiana, last week as she complained about a mistake in her drive-thru order, before she suddenly died  

Surveillance footage captured the moment an angry septuagenarian marched into a frenzy at coffee shop, initiate a confrontation with employees, then succumb to a fatal heart attack in their presence. 
Anita Grayson, 75, was seen berating young workers at the Tim Hortons coffee shop in Fort Wayne, Indiana, on May 13, as she complained about a mistake in her drive-thru order. 
The encounter escalated to a scuffle after a 20-year-old employee told Grayson to leave.
In response she ‘forcefully’ shoved the staff member and another employee, according to the police report, which also stated that
Grayson struck one of the workers in the face and ripped out a lock of her hair, police said.
In response, a worker swung her arms wildly at the elderly woman causing her to fall.
After the fall, the customer stood up and was handed a cup of water by the store manager.
However responding police officers who arrived ten minutes later said Grayson was unresponsive when got there. She was pronounced dead from a heart attack after receiving medical attention. 
Officers who responded about 8 a.m. to a report of an altercation at the restaurant and found Grayson unresponsive and she was later pronounced dead, the police report said.

Footage showed Grayson entering the Tim Hortons to complain about a mistake in the order, she placed at the Drive-thru 

Surveillance footage captured an angry Anita Grayson berating staff at Tim Hortons before engaging in a scuffle with the staff member

A segment of the footage showing Grayson being knocked over was shared to social media by her daughter, Tawnda, leading to calls for the Tim Hortons workers to be arrested. 
Police then released the full video showing Grayson attacked the workers first, saying they hoped the full context would ‘alleviate the uneasiness that many felt after seeing the video,’ 21Alive, reports.
Family members of Anita Grayson said they remain angry and are calling for more action even after police released new details about their mother’s death.
Tawnda is not satisfied with the response from police: ‘My mother was wronged in the worst way,’ she said.
‘I lost the matriarch of my family.’ When an anonymous person sent the surveillance video of the incident, Tawnda said she took as an answered prayer. 
‘I just called out to God, we need to see it. I have to see that – please show me -because I need to at least know how, why,’ Tawnda said. 

Grayson appears to strike the coffee shop worker’s face as verbal altercation escalated

As the pair appear to be engaged in a scuffle, the employee shoved Grayson backwards after the elderly woman hit her in the face

Grayson was sent tumbling to the ground,

Grayson sits up after landing on the floor in the coffee shop, but when police arrived ten minutes later, they found her unresponsive

Tawnda who said she is has been left confused and heartbroken by her mother’s death, believes the coffee shop staff played a role in her suffering a heart attack.
‘You should not enter a coffee shop for a coffee and a doughnut and come out unalived,’ she said.
‘That is diabolical.’
The Allen County Coroner’s Office has not ruled on Grayson’s cause and manner of death, but preliminary findings show there were ‘no significant contributory injuries’ that contributed to her heart attack. 
Tawnda said her mother had congestive heart failure, but said she does not accept the police’s account of the incident and believes her mother should not have died. 

Coroner is yet to rule on cause of death, but preliminary findings show there were ‘no significant contributory injuries’ leading to the heart attack. Grayson had congestive heart failure. Her daughter, Tawnda, [photo], not satisfied with the police account and believes her mother should not have died

‘That’s an elderly lady. That’s not how we treat our senior citizens,’ she said. 
‘We be careful with them. We make sure that they’re alright. We don’t jump on them and attack them. And scare them to death.’
Following backlash on social media, the Fort Wayne Police Department said it understood the public concern but said early footage of her being shoved over was out of context. 
A spokesman urged the public to ‘allow the review process to proceed based on the full body of evidence, not incomplete video clips or inaccurate narratives.’
Tim Hortons in response said: ‘We were deeply saddened to learn about this incident and our heartfelt condolences go out to the loved ones of Anita Grayson. 
‘The health and safety of our guests and team members is our highest priority and the local franchisee has been cooperating fully with the local police.’