<prompt> Translate the following text to SwahiliToday, many long-time residents as well as newcomers are seeking to regain a sense of security in the rapidly changing landscape, a city in which one could leave the doors unlocked at night just thirty years ago.  <response>: Leo, wakazi wengi wa muda mrefu na pia wageni wanajaribu kupata tena hisia ya usalama katika mazingira yanayobadilika haraka, jiji ambalo mtu angeweza kuacha milango wazi usiku miaka thelathini tu iliyopita. 