'New port of call' installed at space station

With more private spaceship traffic expected at the International Space Station in the coming years, two US astronauts embarked on a spacewalk Friday to install a special parking spot for them. Americans Jeff Williams and Kate Rubins switched their spacesuits to internal battery power at 8:04 (1204 GMT) and floated outside the orbiting laboratory to begin the work of attaching the first of two international docking adaptors. Then, robotic machinery at the space station completed the hard mate, m