The Week in Pictures: July 25 - Aug. 1 2019, NBC News

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Round Two

Former Vice President Joe Biden waves flanked by Sens. Cory Booker of New Jersey and Kamala Harris of California before the start of the second 2020 Democratic presidential debate in Detroit on July 31.

Booker and Harris — the two black candidates in the crowded 2020 Democratic field — teamed up to prosecute Biden's record on health, race and criminal justice while others joined the pile on Wednesday.

— Brendan Smialowski / AFP - Getty Images

Outrage in India

Activists hold up their mobile phone lights on July 29 in front of India Gate monument in New Delhi during a solidarity rally for a teenager who has accused a state lawmaker of rape.

Protesters stepped up demands on Tuesday for India's ruling party to sack the lawmaker, holding several demonstrations just days after the accuser was critically injured in a highway collision.

— Sajjad Hussain / AFP - Getty Images

Border apprehension

A U.S. Border Patrol agent takes a migrant into custody who attempted to avoid capture after he illegally crossed the Rio Grande near Mission, Texas, on July 31.

— Loren Elliott / Reuters

Snack time

A wildlife photographer captured this photo of a sea lion accidentally caught in the mouth of a humpback whale in Monterey Bay, California, on July 30.

The photographer was confident that the sea lion escaped unharmed.

— Chase Dekker / via AFP - Getty Images

Honk Kong protests

Police take away an injured man attacked by protesters outside Kwai Chung police station in Hong Kong on July 31.

A wave of protests that began in late April have plunged the former British colony into its biggest political crisis since its return to Chinese rule in 1997.

— Vincent Yu / AP

Locust plague

A man standing on a rooftop tries to catch locusts as they swarm over the Huthi rebel-held Yemeni capital Sanaa on July 28.

— Mohammed Huwais / AFP - Getty Images

Remembering the victims

Mourners attend a vigil for victims of the mass shooting at the Gilroy Garlic Festival in Gilroy, California, on July 29.

The gunman who killed three people and wounded a dozen more at the festival in Northern California was a 19-year-old who had recently waded into the world of white supremacy.

— Mario Tama / Getty Images

Icy visitor

An iceberg floats in Disko Bay behind houses during unseasonably warm weather in Ilulissat, Greenland, on July 30.

The Sahara heat wave that recently sent temperatures to record levels in parts of Europe is arriving in Greenland.

— Sean Gallup / Getty Images

Down on the farm

Britain's Prime Minister Boris Johnson holds a chicken during his visit to a local farm to rally support for his post-Brexit farming plans at Shervington Farm, in St. Brides Wentlooge near Newport, south Wales, on July 30.

— Adrian Dennis / pool via AP

End of the Tour

Cyclists ride through the Louvre museum's courtyard during the final stage of the Tour de France in Paris on July 28.

Egan Bernal, 22, became the first Colombian to win the race and the youngest champion of the post-World War II era.

— Rafael Yaghobzadeh / AP

Monkey jockey

Bert, a black-capped Capuchin monkey, leans into the turn as he rides Luna, a German shepher, in the Banana Derby during the McHenry County Fair in Woodstock, Illinois, on July 30.

— John Starks / Daily Herald via AP

Grateful survivors

A woman who survived a brush with death is carried in a coffin by relatives during the annual "Procession of the Shrouds" to celebrate Saint Martha, "the Saint of resurrection," in Santa Marta de Ribarteme, northwestern Spain, on July 29.

In the procession, relatives carry loved ones who escaped death in a coffin as a gesture of gratitude for their survival.

— Miguel Riopa / AFP - Getty Images

Vancouver Pride

Justin Trudeau, the first sitting Canadian prime minister to visit a gay bar, greets patrons at the Fountainhead Pub in downtown Vancouver, Canada, on July 29.

"Vancouver is gearing up for #Pride weekend right now, but the spirit of pride and inclusivity is strong here all year long!" Trudeau wrote on Twitter. "Thanks to the folks at @fountainheadVAN for the warm welcome today."

— Jonathan Hayward / The Canadian Press via AP

Never forget

President Donald Trump signs a bill on July 29 ensuring that a fund to compensate victims of the Sept. 11, 2001, terror attacks never runs out of money.

"Today we come together as one nation to support our Sept. 11 heroes, to care for their families and to renew our eternal vow, never ever forget,” Trump said.

— Alex Brandon / AP