"It is extremely difficult for us to accept the brutality that was inflicted on our beloved father and grandfather who will be deeply missed" - Nazia Maqsood, daughter
"I cannot see him having any enemies who would be so full of hate to do this to him. We don't understand." - Shazia Khan, daughter
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Stella Manzie will take over after running the council until a permanent chief executive is found.
It comes after months of protests following United Lincolnshire Hospitals NHS Trust's (ULHT) decision to close the unit overnight.
The attacker made a swipe at her handbag, causing the victim to lose balance and fall to the floor.