Olympic newsletter: Hammer history, 100m photo finish, and what to watch Monday

This is an excerpt from CBC Sports' daily newsletter, The Buzzer. Subscribe here to get the latest on the Paris Olympics in your inbox every day.

Ethan Katzberg won Canada's first-ever Olympic hammer throw gold today in Paris, while Wyatt Sanford got the country's first boxing medal since 1996.

That brings Canada's tally up to an excellent 17 medals — 5 gold, 4 silver, 8 bronze. At least one Canadian has reached the podium in each of the nine full days of competition, matching the country's longest medal streak ever.

On the down side, two of Canada's biggest stars came up short today. Summer McIntosh faded late in her final swim to leave her relay team off the podium, and Andre De Grasse was eliminated in the men's 100m semifinals.

Meanwhile, some marquee international names captured their first Olympic gold in dramatic fashion. U.S. sprinter Noah Lyles won the men's 100m final in a spectacular photo finish, Serbian tennis star Novak Djokovic completed the career Golden Slam, and top-ranked American golfer Scottie Scheffler stole the men's title with a record-tying final round.

Monday looks like a slower day for Canadian contenders, so let's spend some extra time recapping today's most interesting stuff before looking at what to watch on Day 10.

On a Paris night that will be remembered for the closest men's 100m finish in decades, Katzberg went the other way by winning Canada's first Olympic hammer throw gold by a huge margin. The Canadian heaved the 16-pound implement 84.12 metres with his first throw of the final, giving him the victory by more than four metres after none of his competitors could touch him with their six attempts.

The youngest guy in the competition at 22 years old, Katzberg seemingly came out of