Manhunt underway after two elderly men randomly attacked with hammer in Sydney’s Eastwood

Key points

• Police are searching for a man after two elderly men were struck with a hammer in separate attacks in Sydney's northwest. A 75-year-old man was hit in the face at his Eastwood home on Tuesday evening after answering his front door.
• Less than 11 hours later, a 71-year-old man was struck several times in the face and head at Somerville Park. Police believe the attacks were random.
• Officers want to speak with a man seen wearing a dark tracksuit and carrying a green Woolworths bag, and are asking for dashcam, phone or CCTV footage.