An explosion shook central Damascus residents said, with state media reporting a "terrorist explosion" had caused casualties.
Syrian television said the explosion was in the Mazraa district of the capital. The Syrian Observatory for Human Rights, which monitors violence in the country, said initial reports suggested a building of the ruling Baath Party was targeted.
More top news
Laura Bush called the policy “cruel” and “immoral”.
The president said the US “will not be a migrant camp” on his watch.
NHS funding, an interview with Thomas Markle and England’s World Cup victory make the fronts on Tuesday.