NSW Police Assistant Commissioner Peter Thurtell said he was"very grateful"nobody had been killed.
Emergency services were called to Oxford St in Woollahra on Wednesday morning following reports of a wall collapsing.
The boy went into cardiac arrest after hitting his head following a fall.
Police had to carry two residents from the home in Sydney's inner west after an explosion caused a partial collapse.
Emergency services were called to the old club in Drummoyne at 1.30pm.
One person is dead after a truck overturned and caught on fire on the M1 Pacific Motorway north of Sydney early on Tuesday morning,police say.
It was believed the 89-year-old male driver was pulling into a parking spot when he accelerated into the cafe,police said.
A trio of passengers were on hand to save the day after a small child fell between the platform and the train at Wolli Creek station this morning.
A building collapse forced the evacuation of two sites in Sydney's inner west on Monday,scattering bricks onto the road and burying parked cars under rubble.
Workers in nearby towers at Barangaroo were shocked to see the crane rotating quickly in the high winds.
Two trucks and a car were involved in a"horrendous"crash that's left a woman in a critical condition on Wednesday morning.