Robinhood Chain Public Testnet Goes Live for Developers

April 28. A California man named Cole Allen, the suspect in the White House Correspondents' Association (WHCA) dinner shooting, appeared in federal court in Washington, D.C., on the afternoon of April 27 local time. He faces three charges: attempting to assassinate the U.S. president, transporting firearms across state lines, and using a firearm in a violent crime. If convicted, the charge of attempting to assassinate the president alone carries a maximum sentence of life imprisonment. Allen did not enter a plea at the hearing; he was only informed of the charges against him. The judge ordered Allen detained pending the case proceedings. His detention hearing is scheduled for the morning of April 30 local time, with a preliminary hearing set for the afternoon of May 11.

April 28 — The crypto market is entering a new phase of structural growth as Bitcoin hovers near the $80,000 level, with this cycle likely longer than previous ones and carrying “asymmetric upside potential,” according to a new report from research firm Bernstein. The report notes Bitcoin’s recent correction to $60,000 formed a near-term bottom, and the market is now primarily driven by institutional capital integrating with the traditional financial system. “The crypto industry’s best days are still ahead—reflected in a higher, more sustainable bull cycle,” analyst Gautam Chhugani said. On the supply side: - Roughly 60% of Bitcoin has not moved in over a year, signaling a rise in long-term holders. - Bitcoin ETFs and corporate balance sheet allocations continue to absorb supply. - The Strategy currently holds ~818,000 BTC, and its yield-generating products are attracting more traditional funds. Institutional adoption is accelerating: Firms like Morgan Stanley and Charle

April 28 — Hundreds of artificial intelligence researchers at Google (GOOG.O), Alphabet’s subsidiary, have signed a letter urging Alphabet CEO Sundar Pichai to bar the company’s AI systems from classified work on U.S. defense projects. “We are Google employees deeply concerned about the company’s ongoing negotiations with the U.S. Department of Defense,” the letter states. The letter arrives as the Pentagon is locked in a legal dispute with Anthropic over AI’s use in military applications. The Pentagon is seeking to remove Anthropic and its AI tool Claude from the U.S. defense supply chain and is scouting for new AI partners among major tech firms. (Source: Golden Finance)

April 28: Per Bitget market data, NVIDIA surged over 2% intraday, hitting a record high of $212.60 with a market cap of $517 billion.

April 28 — The Avalanche Foundation today announced its support for DeFi United. Avalanche noted that decentralized finance (DeFi) is currently undergoing public stress testing, with a transparent ledger and real accountability—two standards traditional finance rarely delivers on. Even when traditional systems meet these benchmarks, resolving issues can take months, or even years. Systems that withstand stress grow more resilient, a quality critical to supporting the liquidity scale of traditional finance. Avalanche also backs Aave and the broader DeFi ecosystem.

April 27th — Per Fidelity Digital Assets’ newly released **Q2 2026 Signal Report**, the cryptocurrency market, while in a consolidation phase, is showing early signs of stabilization across multiple indicators. The report stresses Bitcoin remains the market’s “anchor,” with capital continuing to flow into this most liquid asset. Its market dominance and unrealized profit levels reflect relative resilience amid price fluctuations. Fidelity analysts note market momentum and profitability metrics generally align with “correction phase” characteristics, laying the groundwork for a more stable market structure. The report also points out Ethereum and Solana have seen a divergence between on-chain activity and price trends—network usage demand remains robust, signaling underlying protocol-level demand hasn’t waned. Prior to this, Jurrien Timmer, Fidelity’s Global Macro Strategy Director, also expressed optimism about Bitcoin: he noted BTC is rebounding from its $60,000 low and estab