The assailant attacked a man and a woman, both Greek Americans, with a knife on a pedestrian street near an entrance to the Acropolis.
The "Brilliant Lady" marked a milestone in San Francisco Wednesday as the cruise ship made its first call to the city since debuting last Fall.
With recent data from port officials showing over a million visitors at San Francisco's Fisherman's Wharf in March, signs of renewal have come to the popular tourist attraction. But despite the optimism, concerns remain among local fishermen about the future of working infrastructure at the wharf.
San Francisco has settled a two-year legal fight on Tuesday with its neighbor across the bay that will allow the city of Oakland to include "San Francisco" in its airport's name if it doesn't highlight the two words in any way.
Alcatraz Island, one of San Francisco's best-known tourist destinations, is closed this week while crews repair the island's dock, according to the National Park Service.
San Francisco Mayor Daniel Lurie heads to Shanghai, China first, and then to Seoul, South Korea. Both are sister cities of San Francisco.