In the semi-final against the U.S., played in the fading desert sunlight, Australia led 17-12 deep into the second half and had chances to close it out but small mistakes gave the Eagles an opportunity, with Stephen Tomasin levelling the scores.
Canada pinned New Zealand deep off the opening kickoff.
Captain Sarah Goss scored three tries as New Zealand finished flawless in pool play on day one of the Dubai Sevens.
The All Black Sevens beat the U.S. 21-5 in the final to claim their first title in Dubai since 2009.
Sitting at the top of Pool A, the New Zealand women took wins over Kenya 34-7, Russian Federation 29-12 and Ireland 24-17 on the first day of the two-day HSBC Women's World Series tournament.
Jamie Levchuk, who has headed tournament operations for the Canada Sevens since day one and recently had all of Rugby Canada's events placed under his authority, pointed to the work of staff, volunteers and the local business community for the tournament's behind-the-scenes success.
Baker was then sin-binned for an intentional slap down and Australia took immediate advantage, feeding the ball out left to Porch for his second try of the game.
The Australians were undefeated coming into day two and started with a comprehensive 38-0 victory over Argentina to breeze through the quarter finals on Saturday.
Caravan migrants declare hunger strike to pressure US
The suspect then tried to grab the handcuffs from the agent, sparking a tug-of-war that sent both men tumbling down a hill. Majority remain determined to enter the USA , although some have accepted temporary work and asylum from Mexico.
New Zealand's players perform the Haka after they beat the U.S.in the final match of the Emirates Airline Rugby Sevens in Dubai, the United Arab Emirates, Saturday, Dec. 1, 2018.
New Zealand won the first stage of the World Series in Colorado last month, and are now unbeaten in 36 consecutive matches.
Ombachi then responded for Kenya by scoring a brace before Olindi completed the comeback with a try of his own.
A third of the way through the qualifying process, the Langford-based Canadian women's rugby sevens team appears well positioned for the 2020 Tokyo Olympics. However, Waisea Nacuqu had other ideas and his breakaway try levelled the scores, only for Vilimoni Botitu to step up and miss the straightforward conversion to mean extra-time would decide the victor.
Canada opened Day 1 of men's play Friday with losses of 26-12 to England and 31-19 to Australia before beating Japan 27-7.
"We had two games where full time was all square and one we won (USA) and one we lost (Canada)".
The Canadian men were ninth a year ago. "We want to try to finish top four and give ourselves a little break at the end of the year".