The attack appears to be linked to the riots following President Bolsonaro's election defeat, carried out by a member of his far-right Liberal Party.
Security forces stopped the attacker, identified as having artifacts strapped to him, before he could enter the Supreme Court, leading him to detonate the bomb at the Statue of Justice.
The attack raises concerns about security ahead of the G20 meeting in Rio de Janeiro and a visit by the Chinese president to Brasilia.
The trapped miners are reportedly eating toothpaste mixed with vinegar to survive.
Robert F. Kennedy Jr. is a notorious anti-vaxxer, a controversial choice that aligns with Trump's often contentious approach to public health policy.
A study revealed that falling vaccination rates have contributed to a 20% rise in measles cases around the world.
The identification of the bodies brought an emotional release, with one person wailing uncontrollably for about 20 minutes, an experience that had haunted them for 70 years.
A Brazilian judge says a foiled suicide bomber wanted to blow up the country's Supreme Court. Also: the hundreds of miners hiding in a South African mine, and the dead British soldiers - identified after 70 years.