Sens. Scott, Cruz, Fischer join Senate transportation panel

Democrats, who control the upper chamber, have announced that the Commerce Committee will continue to be helmed by Sen. Jay RockefellerJohn (Jay) Davison RockefellerSenate GOP rejects Trump’s call to go big on gun legislation Overnight Tech: Trump nominates Dem to FCC | Facebook pulls suspected baseball gunman's pages | Uber board member resigns after sexist comment Trump nominates former FCC Dem for another term MORE (D-W.Va.).

Cruz and Fischer were both elected in last November's elections, taken over seats that were being vacated by retiring Sens. Kay Bailey Hutchison (R-Texas) and Ben Nelson (D-Neb.) respectively. Scott was appointed to the Senate last month after former South Carolina Sen. Jim DeMint (R) resigned from the chamber.

GOP leaders also announced that Fisher and Sen. Roger WickerRoger Frederick WickerMiss. governor names state's first female senator to replace retiring Cochran Co-founder of WhatsApp: 'It is time. #deletefacebook' Lawmakers zero in on Zuckerberg MORE (R-Miss.) would be joining the Senate Environment and Public Works Committee, while Sens. Lamar AlexanderAndrew (Lamar) Lamar AlexanderOvernight Health Care: House passes .3T omnibus | Bill boosts funds for NIH, opioid treatment | Senators spar over ObamaCare fix | 'Right to Try' bill heads to the Senate Overnight Regulation: Omnibus includes deal on tip-pooling rule | Groups sue over rules for organic livestock | AT&T, DOJ make opening arguments in merger trial Warren presses Mulvaney, Azar on tip pooling MORE (R-Tenn.) and Mike JohannsMichael (Mike) Owen JohannsFarmers, tax incentives can ease the pain of a smaller farm bill Lobbying World To buy a Swiss company, ChemChina must pass through Washington MORE (R-Neb.) would be leaving the panel.

-This post was updated with new information at 2:31 p.m.