Thousands of protesters erupted in joy on Monday after the military said it would intervene if the people\'s demands are not met in 48 hours, an AFP journalist said, after millions took to the streets to call on President Mohamed Morsi to step down. \"Come down Sissi, Morsi is not my president,\" they protesters chanted, urging the country\'s army chief, Abdel Fattah al-Sissi, to intervene. On the streets of Cairo, cars beeped their horns and waved Egyptian flags after the army statement.