16 The bridge is where hundreds of peaceful protesters were brutally beaten on "Bloody Sunday" as they sought to end discriminatory tactics — such as poll taxes and arbitrary literacy tests — used by white officials to prevent African Americans from voting.
17 Voters dislike opportunists - politicians who change their policies according to opinion polls.
18 The TV stations agreed not to announce the projected winner until after the polls closed.
19 The polls are not a reliable guide of how people will vote.
20 Campaign leaders were caught flat-footed when the opinion polls suddenly started to swing the other way.
21 Counting will begin as soon as the polls close.
22 The Democratic candidate is still leading in the polls.
23 They go to the polls on Friday to choose the people they want to govern their country.
24 Congress as an institution scores low in public opinion polls.
25 The Democratic candidate is still trailing in the opinion polls.
26 Norton's Coin was not the subject of videos and telephone hotlines and fan clubs and exquisitely crafted models and opinion polls.
27 A steady growth in the popularity of two smaller parties may upset the polls.
28 Downing Street is taking the French opinion polls very seriously indeed.
29 The latest polls indicate that the two main parties are neck and neck.
30 Exit polls suggest a big Labour majority, but the true picture will only be known after the count.