Top Stories: The United States and several other countries have called for calm in Tunisia after violent protests broke out following the suspension of parliament Sunday. Tunisia’s president invoked purported emergency powers to sack the prime minister following months of demonstrations over a worsening economic crisis. At least 57 people drowned on Monday after a boat capsized off the Libyan coast near Khums, the latest tragedy in the Mediterranean. More than 1,100 have perished this year, according the U.N.'s International Organization for Migration. Bodies have not been recovered from the shipwreck, but survivors included migrants from Nigeria, Ghana and Gambia, IOM spokeswoman Paul Dillon told a U.N. briefing in Geneva on Tuesday . The migrants, the majority from West Africa, departed from Khums, presumably to reach Europe. Spain's coast guard rescued 54 migrants off the Canary Islands on Monday night and transported them to Gran Canaria. The United Nations says some 24,000 Eritrean refugee are trapped in two camps in Ethiopia's Tigray region, cut off from humanitarian aid and where food rations may have run out.Fighting between armed groups has escalated in and around the camps, Mai Aini and Adi Harush, and two refugees have been killed this month, With years of civil war having severely reduced agricultural output in South Sudan, Thai peacekeepers have set up agricultural demonstration plots to teach residents ways of growing and cooking vegetables. Kenya's first female Assistant Commissioner of Prisons, Wanini Kireri, is changing the leadership landscape in the prison system. Kireri oversees both men's and women's prisons across Kenya, where her leadership style has been hailed as humane but firm. More than one year after the beginning of the COVID-19 pandemic, the world is still struggling to contain the virus despite the availability of several vaccines for prevention. Health experts say the challenge of new variants is exacerbated by the unequal access to COVID vaccine worldwide. The number of known deaths from COVID-19 has passed 4 million, according to Johns Hopkins University, which is tracking both cases and deaths. In the past 100 years, there have been flu and cholera epidemics, the AIDS epidemic and multiple other diseases around the world. The Biden administration on Tuesday will announce a new push to expand business ties between U.S. companies and Africa, with a focus on building needed digital, health and physical infrastructure on the continent, according a senior U.S. official.U.S. industry executives welcome the interest, but say dollar flows will lag until the Biden administration wraps up its lengthy review of Trump administration trade measures and sets a clear policy on investments in liquefied natural gas. Dana Banks, senior director for Africa at the White House National Security Council, will kick off a U.S.-Africa business summit, with a pledge to "re-imagine" and revive Prosper Africa, an initiative unveiled by the Trump administration in 2018. Hearings begin Tuesday in the House of Representatives for a select committee investigating the January 6 attack on the U.S. Capitol. VOA’s Steve Redisch explains the committee’s work and the political controversy surrounding it.