(Mosaic Video Alert: March 16, 2011) Marches were held across Palestinian cities and in several Arab capitals to commemorate the 63rd anniversary of the Nakba, or Day of Catastrophe. Many people were killed and hundreds injured during demonstrations that called for the restoration of Palestinian land and rights. Lebanon, Egypt, Bahrain, and Jordan are among the countries that witnessed Nakba marches in solidarity with the Palestinian people. Al-Alam reports.