Ald. Susan Sadlowski Garza (10) speaks at a news conference in February. [Don Vincent/The Daily Line]

Ald. Susan Sadlowski Garza (10) on Monday became the latest in a sea of aldermen to announce they won’t seek reelection next year. But there is no shortage of aldermanic hopefuls launching campaigns ready to run for Garza’s and other soon-to-be-open aldermanic seats.