Our live blog tracked market reaction following news that four Arab nations cut diplomatic ties with Qatar, citing Doha's ties to terrorism.

Qatar asked its citizens in the UAE to leave the country within 14 days to comply with a decision from the United Arab Emirates. Meanwhile, Egypt gave Qatar's ambassador two days to leave the country.

We also had the latest on the recent terror attack in London, which has so far claimed seven lives. An outlet affiliated with militant group Islamic State said the group was responsible, but NBC News has not been able to independently verify the claim of responsibility.

Read the analysis below.