mogadishu two car bomb kill least 17 people somalia capital mogadishu saturday police say two weeks huge truck bomb kill hundreds civilians city islamist group al shabaab claim responsibility attack saturday suicide car bomb ram hotel nasahablod two 600 meter presidential palace arm militants storm build police say minutes late car bomb explode near former parliament house nearby ali nur police officer tell reuters 17 people mostly policemen die blast security force enter small portion hotel build ... exchange gunfire hellish say police personnel die station close hotel gate dead also include former lawmaker say fight continue rage inside hotel blast police say death toll likely rise abdikadir abdirahman director amin ambulances tell reuters emergency service carry 17 people injure hotel bomb huge cloud smoke rise scene reuters witness saw dozen wreck cars bloodstains front hotel sporadic gunfire could hear islamist group al shabaab responsible score attack country long civil war say carry saturday bomb target minister security officials inside hotel fight inside abdiasis abu musab group military operations spokesman tell reuters say hotel belong somalia internal security minister mohamed abukar islow al shabaab fight topple somalia internationally-backed government impose strict interpretation islam sharia law bomb mogadishu two weeks ago kill least 358 people bad attack country history ignite nationwide outrage another 56 people still miss believe burn without trace al shabaab widely suspect claim responsibility thousands somalis pour onto streets protest al shabaab attack grow frequency size 22,000-strong african union peacekeeping force prepare begin withdraw 2016 723 people die 395 bomb attack somalia accord report produce early year nairobi-based think tank sahan research bomb kill least 17 people somali capital mogadishu