Tuesday

Ward 5 School Committeewoman Megan Foster launches her re-election bid at Davis Square’s Orleans.

State Rep. Paul Casey kicks off his bid for the state senate seat left vacant by the late Charles E. Shannon at LaPatazza in Winchester.

Thursday

Former state representative and Ward 4 alderman, now candidate to succeed Shannon, Joseph K. Mackey will open his campaign headquarters at 315 Highland Avenue with a grip and grin and reception.