1.   Unlike the passageways in the superstructure the area they were moving down was more unnerving, especially in the reduced visibility.

2.   Only a handful of flights have had to be canceled because of reduced visibility caused by the haze, the airline said.

3.   Three days later, officials widened the alert to the entire state as haze and reduced visibility were reported across Texas.

4.   Patchy fog interior with reduced visibilities.

5.   After it reopened, it was closed by traffic accidents as snow squalls built drifts and reduced visibility.

6.   Areas of dense fog and reduced visibilities mountains.

7.   Areas of fog and reduced visibilities mountains.

8.   Areas of reduced visibility in haze.

9.   Areas of fog and reduced visibility.

10.   Authorities in Ipiales, a Colombian border town, closed its airport about a half-hour later as the clouds closed in and dramatically reduced visibility.