The ruling Conservative Party hopes to win at least 30 more seats to secure a House of Commons majority.
On Tuesday, a US Army deserter was deported. An unrelated but simultaneous video release showed a Canadian Gitmo detainee taken at age 15 crying, 'Oh Mommy!'
A look at environment stories elsewhere on the Web.
European objections keep Georgia, Ukraine off membership track, but US plans for missile-defense program in Europe gets an endorsement.
Foreign Relations Committee hearing comes a day after the release of two critical reports.
Its threat to remove its troops from the south comes amid friction over bid to appoint UN 'super envoy.'