PHILADELPHIA - The Philadelphia Federation of Teachers and its members will participate in a "day of action for safe schools" on Monday to protest the School District of Philadelphia's plan to welcome a limited number of students back in two weeks.Union boss Jerry Jordan will be joined by American Federation of Teachers President Randi Weingarten and state leader Arthur Steinberg on a four-stop tour of Philadelphia schools.MORE: Philadelphia Federation of Teachers tells members not to report to school buildings MondayUnion leadership, which will also be joined by a cohort of educators and politicians, will hold an 8:30 press conference at Gompers Elementary School in the Overbrook section of the city.