Mattis and Xi at the Great Hall of the People in Beijing. Photo: Sheng Jiapeng/China News Service/VCG)

Chinese President Xi Jinping told Defense Secretary James Mattis in Beijing that China will not give up "any inch of territory passed down from ancestors," reports Xinhua, China's state-run news agency.

Why it matters: The core issue on the table during Mattis' visit is China's expansion into disputed territory in the South China Sea, where it has accelerated efforts to militarize despite the West's objections. As the trade fight between Washington and Beijing escalates, China's military expansion raises the stakes of conflict with the U.S.

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Unrest in Philadelphia after fatal police shooting of Black man

Demonstrators rally on Tuesday near the location where Walter Wallace was killed by two police officers in Philadelphia, Pennsylvania. Photo: Mark Makela/Getty Images

The Pennsylvania National Guard was mobilized Tuesday during a tense second night of protests in Philadelphia over the fatal police shooting of Walter Wallace, a 27-year-old Black man.

Driving the news: Philadelphia Jim Kenney (D) and Police Commissioner Danielle Outlaw said in a joint statement Monday that police were launching a "full investigation" to answer questions that arose from video that captured part of the incident with police.

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Coronavirus dashboard

Illustration: Sarah Grillo/Axios

  1. Politics: Obama: Trump is "jealous of COVID's media coverage" Axios-Ipsos poll: Federal response has only gotten worse.
  2. Health: Hospitals face a crush — 13 states set single-day case records last week.
  3. Business: Winter threat spurs new surge of startup activity.
  4. Media: Pandemic causes TV providers to lose the most subscribers ever.
  5. States: Nearly two dozen Minnesota cases traced to three Trump campaign events.
  6. World: Putin mandates face masks.

Louisiana braces for 3rd hurricane in 2 months as Tropical Storm Zeta nears

Municipality workers clean the streets of garbage in Playa del Carmen, Mexico, on Tuesday that was left by Zeta, which struck the Yucatan Peninsula as a Category 1 Hurricane a day earlier — causing no major damage to infrastructure. Photo: Medios y Media/Getty Images

Tropical Storm Zeta is expected to strengthen back into a hurricane and bring dangerous storm surge conditions to parts of the northern Gulf Coast on Wednesday, per the National Hurricane Center.

The state of play: Louisiana Gov. John Bel Edwards (D) requested a pre-landfall Federal Declaration of Emergency in a letter to President Trump on Tuesday, ahead of the storm's expected arrival south of New Orleans.